99.88.247.49 (coffeemud.net)

CoffeeMud (coffeemud.net:23)

Connection Banner:

Server URLs

• Telnet: telnet://coffeemud.net 📋
• Play in Browser: LociTerm
• Website: http://coffeemud.net:27744/

Server Info

• Codebase: CoffeeMUD v5.11.0.3

• Genre: Fantasy

• Gameplay: Adventure, Social

• Players online: 19 [1]

• Uptime: 2 days

• Created: 2001

• Status: Live

• Server Location: 🇺🇸 Texas (MSSP)

• Language: English

Protocol Support

MUD-specific protocols detected via MSSP flags or Telnet negotiation.

• MSSP: Yes (MSSP)

• GMCP: Negotiated

• MSDP: Negotiated

• MCCP: Yes (MSSP)

• MCCP2: No

• MXP: Yes (MSSP)

• MSP: Yes (MSSP)

• MCP: Yes (MSSP)

• ZMP: No

Telnet Fingerprint

fdd1047c281c7efb

This fingerprint is shared by 4 other servers.

Options offered by server: BINARY, GMCP, MSDP, MSP, MSSP, MXP

Options requested from client: NEW_ENVIRON, TTYPE

The complete JSON record collected during the scan, including Telnet negotiation results and any MSSP metadata.

Show JSON

{
  "server-probe": {
    "fingerprint": "fdd1047c281c7efb",
    "fingerprint-data": {
      "offered-options": [
        "BINARY",
        "GMCP",
        "MSDP",
        "MSP",
        "MSSP",
        "MXP"
      ],
      "probed-protocol": "server",
      "refused-options": [
        "AARDWOLF",
        "ATCP",
        "CHARSET",
        "COM_PORT",
        "ECHO",
        "EOR",
        "SGA",
        "STATUS",
        "ZMP"
      ],
      "requested-options": [
        "NEW_ENVIRON",
        "TTYPE"
      ],
      "scan-type": "quick"
    },
    "session_data": {
      "banner_after_return": "     CCC   OO   FFFF  FFFF  EEEE  EEEE  M   M  U  U  DDD\r\n    C     O  O  F     F     E     E     MM MM  U  U  D  D\r\n    C     O  O  FFF   FFF   EEE   EEE   M M M  U  U  D  D\r\n    C     O  O  F     F     E     E     M   M  U  U  D  D\r\n     CCC   OO   F     F     EEEE  EEEE  M   M   UU   DDD    v5.10\r\n\r\n                (C) 2000-2022 Bo Zimmerman\r\n\r\n                        (\r\n                          )     (\r\n                   ___...(-------)-....___\r\n               .-""       )    (          ""-.\r\n         .-''''|-._             )         _.-|\r\n        /  .--.|   '""---...........---""'   |\r\n       /  /    |                             |\r\n       |  |    |                             |\r\n        \\  \\   |                             |\r\n         '\\ '\\ |                             |\r\n           '\\ '|                             |\r\n           _/ /\\                             /\r\n          (__/  \\                           /\r\n       _..---""' \\                         /'""---.._\r\n    .-'           \\                       /          '-.\r\n   :               '-.__             __.-'              :\r\n   :                  ) ""---...---"" (                 :\r\n    '._               '"--...___...--"'              _.'\r\n  jgs \\""--..__                              __..--""/\r\n       '._     """----.....______.....----""" \r\n  _.'\r\n          '""--..,,_____            _____,,..--""'\r\n                        '"""----"""'\r\n                        \r\nWelcome to CoffeeMud\r\n\n\rAccount name: ",
      "banner_before_return": "\n\r#$#mcp version: 2.1 to: 2.1\n\r\n\rConnecting to CoffeeMud...\n\r\n\u001b[6z\n\u001b[6z<SUPPORT IMAGE IMAGE.URL>\n\n\u001b[6z\n\u001b[6z<SUPPORT>\n",
      "dsr_replies": 0,
      "dsr_requests": 0,
      "encoding": "ascii",
      "mssp": {
        "ANSI": "1",
        "AREAS": "389",
        "CHARSET": "iso-8859-1",
        "CLASSES": "48",
        "CODEBASE": "CoffeeMUD v5.11.0.3",
        "CONTACT": "ZAC@COFFEEMUD.NET",
        "CRAWL DELAY": "-1",
        "CREATED": "2001",
        "EMAIL": "ZAC@COFFEEMUD.NET",
        "FAMILY": "CoffeeMUD",
        "GAMEPLAY": [
          "Adventure",
          "Social"
        ],
        "GAMESYSTEM": "Tick Based",
        "GENRE": "Fantasy",
        "HELPFILES": "5596",
        "HOSTNAME": "coffeemud.net",
        "ICON": "http://coffeemud.net:27744/images/cm.jpg",
        "INTERMUD": [
          "I3",
          "Grapevine"
        ],
        "LANGUAGE": "English",
        "LOCATION": "Texas",
        "MCCP": "1",
        "MCP": "1",
        "MOBILES": "151",
        "MSP": "1",
        "MXP": "1",
        "NAME": "CoffeeMud",
        "OBJECTS": "697",
        "PLAYERS": "19",
        "PORT": [
          "2330",
          "2329",
          "2328",
          "2327",
          "2326",
          "2325",
          "2324",
          "23",
          "2323"
        ],
        "RACES": "22",
        "ROOMS": "31461",
        "SKILLS": "2095",
        "STATUS": "Live",
        "UPTIME": "1770872538",
        "VT100": "0",
        "WEBSITE": "http://coffeemud.net:27744/",
        "XTERM 256 COLORS": "1",
        "XTERM TRUE COLORS": "1"
      },
      "option_states": {
        "server_offered": {
          "0x56": false,
          "ECHO": false,
          "GMCP": true,
          "MSDP": true,
          "MSP": true,
          "MSSP": true,
          "MXP": true,
          "NAWS": false
        },
        "server_requested": {
          "LINEMODE": false,
          "NEW_ENVIRON": true,
          "TTYPE": true
        }
      },
      "scan_type": "quick",
      "timing": {
        "probe": 0.3537569046020508,
        "total": 7.828161001205444
      }
    }
  },
  "sessions": [
    {
      "connected": "2026-02-14T17:12:24.595735+00:00",
      "host": "coffeemud.net",
      "ip": "99.88.247.49",
      "port": 23
    }
  ]
}

Connection Log

Debug-level log of the Telnet negotiation session, showing each IAC (Interpret As Command) exchange between client and server.

Generated by telnetlib3-fingerprint

telnetlib3-fingerprint --loglevel=debug coffeemud.net 23

Show Logfile

DEBUG client.py:965 Fingerprint client: host=coffeemud.net port=23
INFO client_base.py:175 Connected to <Peer 99.88.247.49 23>
DEBUG client_base.py:492 negotiation complete after 0.00s.
DEBUG stream_writer.py:707 recv IAC DO NEW_ENVIRON
DEBUG stream_writer.py:1770 handle_do(NEW_ENVIRON)
DEBUG stream_writer.py:3174 pending_option[WILL + NEW_ENVIRON] = True
DEBUG stream_writer.py:950 send IAC WILL NEW_ENVIRON
DEBUG stream_writer.py:3174 pending_option[SB + NEW_ENVIRON] = True
DEBUG stream_writer.py:3174 local_option[NEW_ENVIRON] = True
DEBUG stream_writer.py:3174 pending_option[WILL + NEW_ENVIRON] = False
DEBUG stream_writer.py:707 recv IAC DO TTYPE
DEBUG stream_writer.py:1770 handle_do(TTYPE)
DEBUG stream_writer.py:3174 pending_option[WILL + TTYPE] = True
DEBUG stream_writer.py:950 send IAC WILL TTYPE
DEBUG stream_writer.py:3174 pending_option[SB + TTYPE] = True
DEBUG stream_writer.py:3174 local_option[TTYPE] = True
DEBUG stream_writer.py:3174 pending_option[WILL + TTYPE] = False
DEBUG stream_writer.py:699 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:686 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:3174 pending_option[SB + TTYPE] = False
DEBUG stream_writer.py:2241 recv TTYPE SEND: b''
DEBUG stream_writer.py:2254 send IAC SB TTYPE IS b'xterm-256color' IAC SE
DEBUG stream_writer.py:707 recv IAC WILL MCCP2_COMPRESS
DEBUG stream_writer.py:723 WILL MCCP2_COMPRESS unsolicited
DEBUG stream_writer.py:1900 handle_will(MCCP2_COMPRESS)
DEBUG stream_writer.py:3174 remote_option[MCCP2_COMPRESS] = False
DEBUG stream_writer.py:950 send IAC DONT MCCP2_COMPRESS
WARNING stream_writer.py:2008 Unhandled: WILL MCCP2_COMPRESS.
DEBUG stream_writer.py:707 recv IAC WILL MXP
DEBUG stream_writer.py:723 WILL MXP unsolicited
DEBUG stream_writer.py:1900 handle_will(MXP)
DEBUG stream_writer.py:3174 pending_option[DO + MXP] = True
DEBUG stream_writer.py:950 send IAC DO MXP
DEBUG stream_writer.py:3174 remote_option[MXP] = True
DEBUG stream_writer.py:3174 pending_option[SB + MXP] = True
DEBUG stream_writer.py:3174 pending_option[DO + MXP] = False
DEBUG stream_writer.py:707 recv IAC WILL GMCP
DEBUG stream_writer.py:723 WILL GMCP unsolicited
DEBUG stream_writer.py:1900 handle_will(GMCP)
DEBUG stream_writer.py:3174 pending_option[DO + GMCP] = True
DEBUG stream_writer.py:950 send IAC DO GMCP
DEBUG stream_writer.py:3174 remote_option[GMCP] = True
DEBUG stream_writer.py:3174 pending_option[DO + GMCP] = False
DEBUG stream_writer.py:707 recv IAC WILL MSP
DEBUG stream_writer.py:723 WILL MSP unsolicited
DEBUG stream_writer.py:1900 handle_will(MSP)
DEBUG stream_writer.py:3174 pending_option[DO + MSP] = True
DEBUG stream_writer.py:950 send IAC DO MSP
DEBUG stream_writer.py:3174 remote_option[MSP] = True
DEBUG stream_writer.py:3174 pending_option[DO + MSP] = False
DEBUG stream_writer.py:707 recv IAC WILL MSDP
DEBUG stream_writer.py:723 WILL MSDP unsolicited
DEBUG stream_writer.py:1900 handle_will(MSDP)
DEBUG stream_writer.py:3174 pending_option[DO + MSDP] = True
DEBUG stream_writer.py:950 send IAC DO MSDP
DEBUG stream_writer.py:3174 remote_option[MSDP] = True
DEBUG stream_writer.py:3174 pending_option[DO + MSDP] = False
DEBUG stream_writer.py:707 recv IAC WILL NAWS
DEBUG stream_writer.py:723 WILL NAWS unsolicited
DEBUG stream_writer.py:1900 handle_will(NAWS)
DEBUG stream_writer.py:1923 recv WILL NAWS on client end, refusing.
DEBUG stream_writer.py:3174 remote_option[NAWS] = False
DEBUG stream_writer.py:950 send IAC DONT NAWS
DEBUG stream_writer.py:707 recv IAC WONT ECHO
DEBUG stream_writer.py:2025 handle_wont(ECHO)
DEBUG stream_writer.py:3174 remote_option[ECHO] = False
DEBUG stream_writer.py:3174 pending_option[DO + ECHO] = False
DEBUG stream_writer.py:707 recv IAC DO LINEMODE
DEBUG stream_writer.py:1770 handle_do(LINEMODE)
DEBUG stream_writer.py:3174 pending_option[WILL + LINEMODE] = True
DEBUG stream_writer.py:950 send IAC WILL LINEMODE
DEBUG stream_writer.py:3174 pending_option[SB + LINEMODE] = True
DEBUG stream_writer.py:3174 local_option[LINEMODE] = True
DEBUG stream_writer.py:3174 pending_option[WILL + LINEMODE] = False
DEBUG stream_writer.py:707 recv IAC WILL MSSP
DEBUG stream_writer.py:723 WILL MSSP unsolicited
DEBUG stream_writer.py:1900 handle_will(MSSP)
DEBUG stream_writer.py:3174 pending_option[DO + MSSP] = True
DEBUG stream_writer.py:950 send IAC DO MSSP
DEBUG stream_writer.py:3174 remote_option[MSSP] = True
DEBUG stream_writer.py:3174 pending_option[DO + MSSP] = False
DEBUG stream_writer.py:699 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:686 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:2065 [SB + TTYPE] unsolicited
DEBUG stream_writer.py:2241 recv TTYPE SEND: b''
DEBUG stream_writer.py:2254 send IAC SB TTYPE IS b'xterm-256color' IAC SE
DEBUG stream_writer.py:699 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:686 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:2065 [SB + TTYPE] unsolicited
DEBUG stream_writer.py:2241 recv TTYPE SEND: b''
DEBUG stream_writer.py:2254 send IAC SB TTYPE IS b'xterm-256color' IAC SE
DEBUG stream_writer.py:707 recv IAC WONT MCCP2_COMPRESS
DEBUG stream_writer.py:2025 handle_wont(MCCP2_COMPRESS)
DEBUG stream_writer.py:3174 pending_option[DO + MCCP2_COMPRESS] = False
DEBUG stream_writer.py:707 recv IAC WONT NAWS
DEBUG stream_writer.py:2025 handle_wont(NAWS)
DEBUG stream_writer.py:3174 pending_option[DO + NAWS] = False
DEBUG stream_writer.py:707 recv IAC DONT LINEMODE
DEBUG stream_writer.py:1863 handle_dont(LINEMODE)
DEBUG stream_writer.py:3174 local_option[LINEMODE] = False
DEBUG stream_writer.py:699 begin sub-negotiation SB MSSP
DEBUG stream_writer.py:686 sub-negotiation cmd MSSP SE completion byte
DEBUG stream_writer.py:2065 [SB + MSSP] unsolicited
DEBUG stream_writer.py:1673 MSSP: {'PORT': ['2330', '2329', '2328', '2327', '2326', '2325', '2324', '23', '2323'], 'XTERM TRUE
    COLORS': '1', 'RACES': '22', 'VT100': '0', 'GAMESYSTEM': 'Tick Based', 'MCCP': '1', 'UPTIME': '1770872538', 'HELPFILES':
    '5596', 'MSP': '1', 'CHARSET': 'iso-8859-1', 'STATUS': 'Live', 'WEBSITE': 'http://coffeemud.net:27744/', 'CRAWL DELAY': '-1',
    'OBJECTS': '697', 'CREATED': '2001', 'HOSTNAME': 'coffeemud.net', 'LOCATION': 'Texas', 'GENRE': 'Fantasy', 'MCP': '1',
    'CODEBASE': 'CoffeeMUD v5.11.0.3', 'LANGUAGE': 'English', 'GAMEPLAY': ['Adventure', 'Social'], 'MXP': '1', 'PLAYERS': '19',
    'EMAIL': 'ZAC@COFFEEMUD.NET', 'ICON': 'http://coffeemud.net:27744/images/cm.jpg', 'NAME': 'CoffeeMud', 'INTERMUD': ['I3',
    'Grapevine'], 'MOBILES': '151', 'CLASSES': '48', 'FAMILY': 'CoffeeMUD', 'CONTACT': 'ZAC@COFFEEMUD.NET', 'AREAS': '389',
    'ANSI': '1', 'SKILLS': '2095', 'ROOMS': '31461', 'XTERM 256 COLORS': '1'}
DEBUG stream_writer.py:1323 IAC GA: Go-Ahead (unhandled).
DEBUG stream_writer.py:3174 pending_option[DO + BINARY] = True
DEBUG stream_writer.py:950 send IAC DO BINARY
DEBUG stream_writer.py:3174 pending_option[DO + SGA] = True
DEBUG stream_writer.py:950 send IAC DO SGA
DEBUG stream_writer.py:3174 pending_option[DO + STATUS] = True
DEBUG stream_writer.py:950 send IAC DO STATUS
DEBUG stream_writer.py:3174 pending_option[DO + CHARSET] = True
DEBUG stream_writer.py:950 send IAC DO CHARSET
DEBUG stream_writer.py:3174 pending_option[DO + EOR] = True
DEBUG stream_writer.py:950 send IAC DO EOR
DEBUG stream_writer.py:3174 pending_option[DO + COM_PORT_OPTION] = True
DEBUG stream_writer.py:950 send IAC DO COM_PORT_OPTION
DEBUG stream_writer.py:3174 pending_option[DO + ZMP] = True
DEBUG stream_writer.py:950 send IAC DO ZMP
DEBUG stream_writer.py:3174 pending_option[DO + AARDWOLF] = True
DEBUG stream_writer.py:950 send IAC DO AARDWOLF
DEBUG stream_writer.py:3174 pending_option[DO + ATCP] = True
DEBUG stream_writer.py:950 send IAC DO ATCP
DEBUG stream_writer.py:707 recv IAC WILL BINARY
DEBUG stream_writer.py:1900 handle_will(BINARY)
DEBUG stream_writer.py:924 skip DO BINARY; pending_option = True
DEBUG stream_writer.py:3174 remote_option[BINARY] = True
DEBUG stream_writer.py:3174 pending_option[DO + BINARY] = False
DEBUG stream_writer.py:707 recv IAC WONT SGA
DEBUG stream_writer.py:2025 handle_wont(SGA)
DEBUG stream_writer.py:3174 remote_option[SGA] = False
DEBUG stream_writer.py:3174 pending_option[DO + SGA] = False
DEBUG stream_writer.py:707 recv IAC WONT STATUS
DEBUG stream_writer.py:2025 handle_wont(STATUS)
DEBUG stream_writer.py:3174 remote_option[STATUS] = False
DEBUG stream_writer.py:3174 pending_option[DO + STATUS] = False
DEBUG stream_writer.py:707 recv IAC WONT CHARSET
DEBUG stream_writer.py:2025 handle_wont(CHARSET)
DEBUG stream_writer.py:3174 remote_option[CHARSET] = False
DEBUG stream_writer.py:3174 pending_option[DO + CHARSET] = False
DEBUG stream_writer.py:707 recv IAC WONT EOR
DEBUG stream_writer.py:2025 handle_wont(EOR)
DEBUG stream_writer.py:3174 remote_option[EOR] = False
DEBUG stream_writer.py:3174 pending_option[DO + EOR] = False
DEBUG stream_writer.py:707 recv IAC WONT COM_PORT_OPTION
DEBUG stream_writer.py:2025 handle_wont(COM_PORT_OPTION)
DEBUG stream_writer.py:3174 remote_option[COM_PORT_OPTION] = False
DEBUG stream_writer.py:3174 pending_option[DO + COM_PORT_OPTION] = False
DEBUG stream_writer.py:707 recv IAC WONT ZMP
DEBUG stream_writer.py:2025 handle_wont(ZMP)
DEBUG stream_writer.py:3174 remote_option[ZMP] = False
DEBUG stream_writer.py:3174 pending_option[DO + ZMP] = False
DEBUG stream_writer.py:707 recv IAC WONT AARDWOLF
DEBUG stream_writer.py:2025 handle_wont(AARDWOLF)
DEBUG stream_writer.py:3174 remote_option[AARDWOLF] = False
DEBUG stream_writer.py:3174 pending_option[DO + AARDWOLF] = False
DEBUG stream_writer.py:707 recv IAC WONT ATCP
DEBUG stream_writer.py:2025 handle_wont(ATCP)
DEBUG stream_writer.py:3174 remote_option[ATCP] = False
DEBUG stream_writer.py:3174 pending_option[DO + ATCP] = False
INFO fingerprinting.py:746 connection for server fingerprint fdd1047c281c7efb
INFO client_base.py:106 Connection closed to <Peer 99.88.247.49 23>

CoffeeMud PVP (coffeemud.net:2324)

Connection Banner:

Server URLs

• Telnet: telnet://coffeemud.net:2324 📋
• Website: http://coffeemud.net:27744/

Server Info

• Codebase: CoffeeMUD v5.11.0.3

• Genre: Fantasy

• Gameplay: Adventure, Social

• Players online: 19 [2]

• Uptime: 2 days

• Created: 2001

• Status: Live

• Server Location: 🇺🇸 Texas (MSSP)

• Language: English

Protocol Support

MUD-specific protocols detected via MSSP flags or Telnet negotiation.

• MSSP: Yes (MSSP)

• GMCP: Negotiated

• MSDP: Negotiated

• MCCP: Yes (MSSP)

• MCCP2: No

• MXP: Yes (MSSP)

• MSP: Yes (MSSP)

• MCP: Yes (MSSP)

• ZMP: No

Telnet Fingerprint

fdd1047c281c7efb

This fingerprint is shared by 4 other servers.

Options offered by server: BINARY, GMCP, MSDP, MSP, MSSP, MXP

Options requested from client: NEW_ENVIRON, TTYPE

The complete JSON record collected during the scan, including Telnet negotiation results and any MSSP metadata.

Show JSON

{
  "server-probe": {
    "fingerprint": "fdd1047c281c7efb",
    "fingerprint-data": {
      "offered-options": [
        "BINARY",
        "GMCP",
        "MSDP",
        "MSP",
        "MSSP",
        "MXP"
      ],
      "probed-protocol": "server",
      "refused-options": [
        "AARDWOLF",
        "ATCP",
        "CHARSET",
        "COM_PORT",
        "ECHO",
        "EOR",
        "SGA",
        "STATUS",
        "ZMP"
      ],
      "requested-options": [
        "NEW_ENVIRON",
        "TTYPE"
      ],
      "scan-type": "quick"
    },
    "session_data": {
      "banner_after_return": "     CCC   OO   FFFF  FFFF  EEEE  EEEE  M   M  U  U  DDD\r\n    C     O  O  F     F     E     E     MM MM  U  U  D  D\r\n    C     O  O  FFF   FFF   EEE   EEE   M M M  U  U  D  D\r\n    C     O  O  F     F     E     E     M   M  U  U  D  D\r\n     CCC   OO   F     F     EEEE  EEEE  M   M   UU   DDD    v5.10\r\n\r\n                (C) 2000-20XX Bo Zimmerman\r\n\r\n                        (\r\n                          )     (\r\n                   ___...(-------)-....___\r\n               .-""       )    (          ""-.\r\n         .-''''|-._             )         _.-|\r\n        /  .--.|   '""---...........---""'   |\r\n       /  /    |                             |\r\n       |  |    |                             |\r\n        \\  \\   |                             |\r\n         '\\ '\\ |                             |\r\n           '\\ '|                             |\r\n           _/ /\\                             /\r\n          (__/  \\                           /\r\n       _..---""' \\                         /'""---.._\r\n    .-'           \\                       /          '-.\r\n   :               '-.__             __.-'              :\r\n   :                  ) ""---...---"" (                 :\r\n    '._               '"--...___...--"'              _.'\r\n  jgs \\""--..__                              __..--""/\r\n       '._     """----.....______.....----""" \r\n  _.'\r\n          '""--..,,_____            _____,,..--""'\r\n                        '"""----"""'\r\n                        \r\nWelcome to CoffeeMud PVP Port!\r\nAvoid your enemies.  Beware of your friends.\r\n\n\rAccount name: ",
      "banner_before_return": "\n\r#$#mcp version: 2.1 to: 2.1\n\r\n\rConnecting to CoffeeMud PVP...\n\r\n\u001b[6z\n\u001b[6z<SUPPORT IMAGE IMAGE.URL>\n\n\u001b[6z\n\u001b[6z<SUPPORT>\n",
      "dsr_replies": 0,
      "dsr_requests": 0,
      "encoding": "ascii",
      "mssp": {
        "ANSI": "1",
        "AREAS": "389",
        "CHARSET": "iso-8859-1",
        "CLASSES": "48",
        "CODEBASE": "CoffeeMUD v5.11.0.3",
        "CONTACT": "ZAC@COFFEEMUD.NET",
        "CRAWL DELAY": "-1",
        "CREATED": "2001",
        "EMAIL": "ZAC@COFFEEMUD.NET",
        "FAMILY": "CoffeeMUD",
        "GAMEPLAY": [
          "Adventure",
          "Social"
        ],
        "GAMESYSTEM": "Tick Based",
        "GENRE": "Fantasy",
        "HELPFILES": "5596",
        "HOSTNAME": "coffeemud.net",
        "ICON": "http://coffeemud.net:27744/images/cm.jpg",
        "INTERMUD": [
          "I3",
          "Grapevine"
        ],
        "LANGUAGE": "English",
        "LOCATION": "Texas",
        "MCCP": "1",
        "MCP": "1",
        "MOBILES": "151",
        "MSP": "1",
        "MXP": "1",
        "NAME": "CoffeeMud PVP",
        "OBJECTS": "697",
        "PLAYERS": "19",
        "PORT": [
          "2330",
          "2329",
          "2328",
          "2327",
          "2326",
          "2325",
          "2324",
          "23",
          "2323"
        ],
        "RACES": "22",
        "ROOMS": "31414",
        "SKILLS": "2095",
        "STATUS": "Live",
        "UPTIME": "1770872538",
        "VT100": "0",
        "WEBSITE": "http://coffeemud.net:27744/",
        "XTERM 256 COLORS": "1",
        "XTERM TRUE COLORS": "1"
      },
      "option_states": {
        "server_offered": {
          "0x56": false,
          "ECHO": false,
          "GMCP": true,
          "MSDP": true,
          "MSP": true,
          "MSSP": true,
          "MXP": true,
          "NAWS": false
        },
        "server_requested": {
          "LINEMODE": false,
          "NEW_ENVIRON": true,
          "TTYPE": true
        }
      },
      "scan_type": "quick",
      "timing": {
        "probe": 0.20769786834716797,
        "total": 7.7139952182769775
      }
    }
  },
  "sessions": [
    {
      "connected": "2026-02-14T17:10:00.999191+00:00",
      "host": "coffeemud.net",
      "ip": "99.88.247.49",
      "port": 2324
    }
  ]
}

Connection Log

Debug-level log of the Telnet negotiation session, showing each IAC (Interpret As Command) exchange between client and server.

Generated by telnetlib3-fingerprint

telnetlib3-fingerprint --loglevel=debug coffeemud.net 2324

Show Logfile

DEBUG client.py:965 Fingerprint client: host=coffeemud.net port=2324
INFO client_base.py:175 Connected to <Peer 99.88.247.49 2324>
DEBUG client_base.py:492 negotiation complete after 0.00s.
DEBUG stream_writer.py:707 recv IAC DO NEW_ENVIRON
DEBUG stream_writer.py:1770 handle_do(NEW_ENVIRON)
DEBUG stream_writer.py:3174 pending_option[WILL + NEW_ENVIRON] = True
DEBUG stream_writer.py:950 send IAC WILL NEW_ENVIRON
DEBUG stream_writer.py:3174 pending_option[SB + NEW_ENVIRON] = True
DEBUG stream_writer.py:3174 local_option[NEW_ENVIRON] = True
DEBUG stream_writer.py:3174 pending_option[WILL + NEW_ENVIRON] = False
DEBUG stream_writer.py:707 recv IAC DO TTYPE
DEBUG stream_writer.py:1770 handle_do(TTYPE)
DEBUG stream_writer.py:3174 pending_option[WILL + TTYPE] = True
DEBUG stream_writer.py:950 send IAC WILL TTYPE
DEBUG stream_writer.py:3174 pending_option[SB + TTYPE] = True
DEBUG stream_writer.py:3174 local_option[TTYPE] = True
DEBUG stream_writer.py:3174 pending_option[WILL + TTYPE] = False
DEBUG stream_writer.py:699 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:686 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:3174 pending_option[SB + TTYPE] = False
DEBUG stream_writer.py:2241 recv TTYPE SEND: b''
DEBUG stream_writer.py:2254 send IAC SB TTYPE IS b'xterm-256color' IAC SE
DEBUG stream_writer.py:707 recv IAC WILL MCCP2_COMPRESS
DEBUG stream_writer.py:723 WILL MCCP2_COMPRESS unsolicited
DEBUG stream_writer.py:1900 handle_will(MCCP2_COMPRESS)
DEBUG stream_writer.py:3174 remote_option[MCCP2_COMPRESS] = False
DEBUG stream_writer.py:950 send IAC DONT MCCP2_COMPRESS
WARNING stream_writer.py:2008 Unhandled: WILL MCCP2_COMPRESS.
DEBUG stream_writer.py:707 recv IAC WILL MXP
DEBUG stream_writer.py:723 WILL MXP unsolicited
DEBUG stream_writer.py:1900 handle_will(MXP)
DEBUG stream_writer.py:3174 pending_option[DO + MXP] = True
DEBUG stream_writer.py:950 send IAC DO MXP
DEBUG stream_writer.py:3174 remote_option[MXP] = True
DEBUG stream_writer.py:3174 pending_option[SB + MXP] = True
DEBUG stream_writer.py:3174 pending_option[DO + MXP] = False
DEBUG stream_writer.py:707 recv IAC WILL GMCP
DEBUG stream_writer.py:723 WILL GMCP unsolicited
DEBUG stream_writer.py:1900 handle_will(GMCP)
DEBUG stream_writer.py:3174 pending_option[DO + GMCP] = True
DEBUG stream_writer.py:950 send IAC DO GMCP
DEBUG stream_writer.py:3174 remote_option[GMCP] = True
DEBUG stream_writer.py:3174 pending_option[DO + GMCP] = False
DEBUG stream_writer.py:707 recv IAC WILL MSP
DEBUG stream_writer.py:723 WILL MSP unsolicited
DEBUG stream_writer.py:1900 handle_will(MSP)
DEBUG stream_writer.py:3174 pending_option[DO + MSP] = True
DEBUG stream_writer.py:950 send IAC DO MSP
DEBUG stream_writer.py:3174 remote_option[MSP] = True
DEBUG stream_writer.py:3174 pending_option[DO + MSP] = False
DEBUG stream_writer.py:707 recv IAC WILL MSDP
DEBUG stream_writer.py:723 WILL MSDP unsolicited
DEBUG stream_writer.py:1900 handle_will(MSDP)
DEBUG stream_writer.py:3174 pending_option[DO + MSDP] = True
DEBUG stream_writer.py:950 send IAC DO MSDP
DEBUG stream_writer.py:3174 remote_option[MSDP] = True
DEBUG stream_writer.py:3174 pending_option[DO + MSDP] = False
DEBUG stream_writer.py:707 recv IAC WILL NAWS
DEBUG stream_writer.py:723 WILL NAWS unsolicited
DEBUG stream_writer.py:1900 handle_will(NAWS)
DEBUG stream_writer.py:1923 recv WILL NAWS on client end, refusing.
DEBUG stream_writer.py:3174 remote_option[NAWS] = False
DEBUG stream_writer.py:950 send IAC DONT NAWS
DEBUG stream_writer.py:707 recv IAC WONT ECHO
DEBUG stream_writer.py:2025 handle_wont(ECHO)
DEBUG stream_writer.py:3174 remote_option[ECHO] = False
DEBUG stream_writer.py:3174 pending_option[DO + ECHO] = False
DEBUG stream_writer.py:707 recv IAC DO LINEMODE
DEBUG stream_writer.py:1770 handle_do(LINEMODE)
DEBUG stream_writer.py:3174 pending_option[WILL + LINEMODE] = True
DEBUG stream_writer.py:950 send IAC WILL LINEMODE
DEBUG stream_writer.py:3174 pending_option[SB + LINEMODE] = True
DEBUG stream_writer.py:3174 local_option[LINEMODE] = True
DEBUG stream_writer.py:3174 pending_option[WILL + LINEMODE] = False
DEBUG stream_writer.py:707 recv IAC WILL MSSP
DEBUG stream_writer.py:723 WILL MSSP unsolicited
DEBUG stream_writer.py:1900 handle_will(MSSP)
DEBUG stream_writer.py:3174 pending_option[DO + MSSP] = True
DEBUG stream_writer.py:950 send IAC DO MSSP
DEBUG stream_writer.py:3174 remote_option[MSSP] = True
DEBUG stream_writer.py:3174 pending_option[DO + MSSP] = False
DEBUG stream_writer.py:699 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:686 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:2065 [SB + TTYPE] unsolicited
DEBUG stream_writer.py:2241 recv TTYPE SEND: b''
DEBUG stream_writer.py:2254 send IAC SB TTYPE IS b'xterm-256color' IAC SE
DEBUG stream_writer.py:699 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:686 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:2065 [SB + TTYPE] unsolicited
DEBUG stream_writer.py:2241 recv TTYPE SEND: b''
DEBUG stream_writer.py:2254 send IAC SB TTYPE IS b'xterm-256color' IAC SE
DEBUG stream_writer.py:707 recv IAC WONT MCCP2_COMPRESS
DEBUG stream_writer.py:2025 handle_wont(MCCP2_COMPRESS)
DEBUG stream_writer.py:3174 pending_option[DO + MCCP2_COMPRESS] = False
DEBUG stream_writer.py:707 recv IAC WONT NAWS
DEBUG stream_writer.py:2025 handle_wont(NAWS)
DEBUG stream_writer.py:3174 pending_option[DO + NAWS] = False
DEBUG stream_writer.py:707 recv IAC DONT LINEMODE
DEBUG stream_writer.py:1863 handle_dont(LINEMODE)
DEBUG stream_writer.py:3174 local_option[LINEMODE] = False
DEBUG stream_writer.py:699 begin sub-negotiation SB MSSP
DEBUG stream_writer.py:686 sub-negotiation cmd MSSP SE completion byte
DEBUG stream_writer.py:2065 [SB + MSSP] unsolicited
DEBUG stream_writer.py:1673 MSSP: {'PORT': ['2330', '2329', '2328', '2327', '2326', '2325', '2324', '23', '2323'], 'XTERM TRUE
    COLORS': '1', 'RACES': '22', 'VT100': '0', 'GAMESYSTEM': 'Tick Based', 'MCCP': '1', 'UPTIME': '1770872538', 'HELPFILES':
    '5596', 'MSP': '1', 'CHARSET': 'iso-8859-1', 'STATUS': 'Live', 'WEBSITE': 'http://coffeemud.net:27744/', 'CRAWL DELAY': '-1',
    'OBJECTS': '697', 'CREATED': '2001', 'HOSTNAME': 'coffeemud.net', 'LOCATION': 'Texas', 'GENRE': 'Fantasy', 'MCP': '1',
    'CODEBASE': 'CoffeeMUD v5.11.0.3', 'LANGUAGE': 'English', 'GAMEPLAY': ['Adventure', 'Social'], 'MXP': '1', 'PLAYERS': '19',
    'EMAIL': 'ZAC@COFFEEMUD.NET', 'ICON': 'http://coffeemud.net:27744/images/cm.jpg', 'NAME': 'CoffeeMud PVP', 'INTERMUD': ['I3',
    'Grapevine'], 'MOBILES': '151', 'CLASSES': '48', 'FAMILY': 'CoffeeMUD', 'CONTACT': 'ZAC@COFFEEMUD.NET', 'AREAS': '389',
    'ANSI': '1', 'SKILLS': '2095', 'ROOMS': '31414', 'XTERM 256 COLORS': '1'}
DEBUG stream_writer.py:1323 IAC GA: Go-Ahead (unhandled).
DEBUG stream_writer.py:3174 pending_option[DO + BINARY] = True
DEBUG stream_writer.py:950 send IAC DO BINARY
DEBUG stream_writer.py:3174 pending_option[DO + SGA] = True
DEBUG stream_writer.py:950 send IAC DO SGA
DEBUG stream_writer.py:3174 pending_option[DO + STATUS] = True
DEBUG stream_writer.py:950 send IAC DO STATUS
DEBUG stream_writer.py:3174 pending_option[DO + CHARSET] = True
DEBUG stream_writer.py:950 send IAC DO CHARSET
DEBUG stream_writer.py:3174 pending_option[DO + EOR] = True
DEBUG stream_writer.py:950 send IAC DO EOR
DEBUG stream_writer.py:3174 pending_option[DO + COM_PORT_OPTION] = True
DEBUG stream_writer.py:950 send IAC DO COM_PORT_OPTION
DEBUG stream_writer.py:3174 pending_option[DO + ZMP] = True
DEBUG stream_writer.py:950 send IAC DO ZMP
DEBUG stream_writer.py:3174 pending_option[DO + AARDWOLF] = True
DEBUG stream_writer.py:950 send IAC DO AARDWOLF
DEBUG stream_writer.py:3174 pending_option[DO + ATCP] = True
DEBUG stream_writer.py:950 send IAC DO ATCP
DEBUG stream_writer.py:707 recv IAC WILL BINARY
DEBUG stream_writer.py:1900 handle_will(BINARY)
DEBUG stream_writer.py:924 skip DO BINARY; pending_option = True
DEBUG stream_writer.py:3174 remote_option[BINARY] = True
DEBUG stream_writer.py:3174 pending_option[DO + BINARY] = False
DEBUG stream_writer.py:707 recv IAC WONT SGA
DEBUG stream_writer.py:2025 handle_wont(SGA)
DEBUG stream_writer.py:3174 remote_option[SGA] = False
DEBUG stream_writer.py:3174 pending_option[DO + SGA] = False
DEBUG stream_writer.py:707 recv IAC WONT STATUS
DEBUG stream_writer.py:2025 handle_wont(STATUS)
DEBUG stream_writer.py:3174 remote_option[STATUS] = False
DEBUG stream_writer.py:3174 pending_option[DO + STATUS] = False
DEBUG stream_writer.py:707 recv IAC WONT CHARSET
DEBUG stream_writer.py:2025 handle_wont(CHARSET)
DEBUG stream_writer.py:3174 remote_option[CHARSET] = False
DEBUG stream_writer.py:3174 pending_option[DO + CHARSET] = False
DEBUG stream_writer.py:707 recv IAC WONT EOR
DEBUG stream_writer.py:2025 handle_wont(EOR)
DEBUG stream_writer.py:3174 remote_option[EOR] = False
DEBUG stream_writer.py:3174 pending_option[DO + EOR] = False
DEBUG stream_writer.py:707 recv IAC WONT COM_PORT_OPTION
DEBUG stream_writer.py:2025 handle_wont(COM_PORT_OPTION)
DEBUG stream_writer.py:3174 remote_option[COM_PORT_OPTION] = False
DEBUG stream_writer.py:3174 pending_option[DO + COM_PORT_OPTION] = False
DEBUG stream_writer.py:707 recv IAC WONT ZMP
DEBUG stream_writer.py:2025 handle_wont(ZMP)
DEBUG stream_writer.py:3174 remote_option[ZMP] = False
DEBUG stream_writer.py:3174 pending_option[DO + ZMP] = False
DEBUG stream_writer.py:707 recv IAC WONT AARDWOLF
DEBUG stream_writer.py:2025 handle_wont(AARDWOLF)
DEBUG stream_writer.py:3174 remote_option[AARDWOLF] = False
DEBUG stream_writer.py:3174 pending_option[DO + AARDWOLF] = False
DEBUG stream_writer.py:707 recv IAC WONT ATCP
DEBUG stream_writer.py:2025 handle_wont(ATCP)
DEBUG stream_writer.py:3174 remote_option[ATCP] = False
DEBUG stream_writer.py:3174 pending_option[DO + ATCP] = False
INFO fingerprinting.py:737 new server fingerprint fdd1047c281c7efb
INFO client_base.py:106 Connection closed to <Peer 99.88.247.49 2324>

CoffeeMud HardCore (coffeemud.net:2325)

Connection Banner:

Server URLs

• Telnet: telnet://coffeemud.net:2325 📋
• Website: http://coffeemud.net:27744/

Server Info

• Codebase: CoffeeMUD v5.11.0.3

• Genre: Fantasy

• Gameplay: Adventure, Social

• Players online: 19 [3]

• Uptime: 2 days

• Created: 2001

• Status: Live

• Server Location: 🇺🇸 Texas (MSSP)

• Language: English

Protocol Support

MUD-specific protocols detected via MSSP flags or Telnet negotiation.

• MSSP: Yes (MSSP)

• GMCP: Negotiated

• MSDP: Negotiated

• MCCP: Yes (MSSP)

• MCCP2: No

• MXP: Yes (MSSP)

• MSP: Yes (MSSP)

• MCP: Yes (MSSP)

• ZMP: No

Telnet Fingerprint

fdd1047c281c7efb

This fingerprint is shared by 4 other servers.

Options offered by server: BINARY, GMCP, MSDP, MSP, MSSP, MXP

Options requested from client: NEW_ENVIRON, TTYPE

The complete JSON record collected during the scan, including Telnet negotiation results and any MSSP metadata.

Show JSON

{
  "server-probe": {
    "fingerprint": "fdd1047c281c7efb",
    "fingerprint-data": {
      "offered-options": [
        "BINARY",
        "GMCP",
        "MSDP",
        "MSP",
        "MSSP",
        "MXP"
      ],
      "probed-protocol": "server",
      "refused-options": [
        "AARDWOLF",
        "ATCP",
        "CHARSET",
        "COM_PORT",
        "ECHO",
        "EOR",
        "SGA",
        "STATUS",
        "ZMP"
      ],
      "requested-options": [
        "NEW_ENVIRON",
        "TTYPE"
      ],
      "scan-type": "quick"
    },
    "session_data": {
      "banner_after_return": "     CCC   OO   FFFF  FFFF  EEEE  EEEE  M   M  U  U  DDD\r\n    C     O  O  F     F     E     E     MM MM  U  U  D  D\r\n    C     O  O  FFF   FFF   EEE   EEE   M M M  U  U  D  D\r\n    C     O  O  F     F     E     E     M   M  U  U  D  D\r\n     CCC   OO   F     F     EEEE  EEEE  M   M   UU   DDD    v5.10\r\n\r\n                (C) 2000-202X Bo Zimmerman\r\n\r\n                        (\r\n                          )     (\r\n                   ___...(-------)-....___\r\n               .-""       )    (          ""-.\r\n         .-''''|-._             )         _.-|\r\n        /  .--.|   '""---...........---""'   |\r\n       /  /    |                             |\r\n       |  |    |                             |\r\n        \\  \\   |                             |\r\n         '\\ '\\ |                             |\r\n           '\\ '|                             |\r\n           _/ /\\                             /\r\n          (__/  \\                           /\r\n       _..---""' \\                         /'""---.._\r\n    .-'           \\                       /          '-.\r\n   :               '-.__             __.-'              :\r\n   :                  ) ""---...---"" (                 :\r\n    '._               '"--...___...--"'              _.'\r\n  jgs \\""--..__                              __..--""/\r\n       '._     """----.....______.....----""" \r\n  _.'\r\n          '""--..,,_____            _____,,..--""'\r\n                        '"""----"""'\r\n                        \r\nWelcome to CoffeeMud HardCore Port:\r\nAll character deaths here are Final!\r\nAccounts here are unique only to this port.\r\n\r\n\n\rAccount name: ",
      "banner_before_return": "\n\r#$#mcp version: 2.1 to: 2.1\n\r\n\rConnecting to CoffeeMud HardCore...\n\r\n\u001b[6z\n\u001b[6z<SUPPORT IMAGE IMAGE.URL>\n\n\u001b[6z\n\u001b[6z<SUPPORT>\n",
      "dsr_replies": 0,
      "dsr_requests": 0,
      "encoding": "ascii",
      "mssp": {
        "ANSI": "1",
        "AREAS": "389",
        "CHARSET": "iso-8859-1",
        "CLASSES": "48",
        "CODEBASE": "CoffeeMUD v5.11.0.3",
        "CONTACT": "ZAC@COFFEEMUD.NET",
        "CRAWL DELAY": "-1",
        "CREATED": "2001",
        "EMAIL": "ZAC@COFFEEMUD.NET",
        "FAMILY": "CoffeeMUD",
        "GAMEPLAY": [
          "Adventure",
          "Social"
        ],
        "GAMESYSTEM": "Tick Based",
        "GENRE": "Fantasy",
        "HELPFILES": "5596",
        "HOSTNAME": "coffeemud.net",
        "ICON": "http://coffeemud.net:27744/images/cm.jpg",
        "INTERMUD": [
          "I3",
          "Grapevine"
        ],
        "LANGUAGE": "English",
        "LOCATION": "Texas",
        "MCCP": "1",
        "MCP": "1",
        "MOBILES": "151",
        "MSP": "1",
        "MXP": "1",
        "NAME": "CoffeeMud HardCore",
        "OBJECTS": "697",
        "PLAYERS": "19",
        "PORT": [
          "2330",
          "2329",
          "2328",
          "2327",
          "2326",
          "2325",
          "2324",
          "23",
          "2323"
        ],
        "RACES": "22",
        "ROOMS": "31461",
        "SKILLS": "2095",
        "STATUS": "Live",
        "UPTIME": "1770872538",
        "VT100": "0",
        "WEBSITE": "http://coffeemud.net:27744/",
        "XTERM 256 COLORS": "1",
        "XTERM TRUE COLORS": "1"
      },
      "option_states": {
        "server_offered": {
          "0x56": false,
          "ECHO": false,
          "GMCP": true,
          "MSDP": true,
          "MSP": true,
          "MSSP": true,
          "MXP": true,
          "NAWS": false
        },
        "server_requested": {
          "LINEMODE": false,
          "NEW_ENVIRON": true,
          "TTYPE": true
        }
      },
      "scan_type": "quick",
      "timing": {
        "probe": 0.20332956314086914,
        "total": 7.964983940124512
      }
    }
  },
  "sessions": [
    {
      "connected": "2026-02-14T17:13:19.300458+00:00",
      "host": "coffeemud.net",
      "ip": "99.88.247.49",
      "port": 2325
    }
  ]
}

Connection Log

Debug-level log of the Telnet negotiation session, showing each IAC (Interpret As Command) exchange between client and server.

Generated by telnetlib3-fingerprint

telnetlib3-fingerprint --loglevel=debug coffeemud.net 2325

Show Logfile

DEBUG client.py:965 Fingerprint client: host=coffeemud.net port=2325
INFO client_base.py:175 Connected to <Peer 99.88.247.49 2325>
DEBUG client_base.py:492 negotiation complete after 0.00s.
DEBUG stream_writer.py:707 recv IAC DO NEW_ENVIRON
DEBUG stream_writer.py:1770 handle_do(NEW_ENVIRON)
DEBUG stream_writer.py:3174 pending_option[WILL + NEW_ENVIRON] = True
DEBUG stream_writer.py:950 send IAC WILL NEW_ENVIRON
DEBUG stream_writer.py:3174 pending_option[SB + NEW_ENVIRON] = True
DEBUG stream_writer.py:3174 local_option[NEW_ENVIRON] = True
DEBUG stream_writer.py:3174 pending_option[WILL + NEW_ENVIRON] = False
DEBUG stream_writer.py:707 recv IAC DO TTYPE
DEBUG stream_writer.py:1770 handle_do(TTYPE)
DEBUG stream_writer.py:3174 pending_option[WILL + TTYPE] = True
DEBUG stream_writer.py:950 send IAC WILL TTYPE
DEBUG stream_writer.py:3174 pending_option[SB + TTYPE] = True
DEBUG stream_writer.py:3174 local_option[TTYPE] = True
DEBUG stream_writer.py:3174 pending_option[WILL + TTYPE] = False
DEBUG stream_writer.py:699 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:686 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:3174 pending_option[SB + TTYPE] = False
DEBUG stream_writer.py:2241 recv TTYPE SEND: b''
DEBUG stream_writer.py:2254 send IAC SB TTYPE IS b'xterm-256color' IAC SE
DEBUG stream_writer.py:707 recv IAC WILL MCCP2_COMPRESS
DEBUG stream_writer.py:723 WILL MCCP2_COMPRESS unsolicited
DEBUG stream_writer.py:1900 handle_will(MCCP2_COMPRESS)
DEBUG stream_writer.py:3174 remote_option[MCCP2_COMPRESS] = False
DEBUG stream_writer.py:950 send IAC DONT MCCP2_COMPRESS
WARNING stream_writer.py:2008 Unhandled: WILL MCCP2_COMPRESS.
DEBUG stream_writer.py:707 recv IAC WILL MXP
DEBUG stream_writer.py:723 WILL MXP unsolicited
DEBUG stream_writer.py:1900 handle_will(MXP)
DEBUG stream_writer.py:3174 pending_option[DO + MXP] = True
DEBUG stream_writer.py:950 send IAC DO MXP
DEBUG stream_writer.py:3174 remote_option[MXP] = True
DEBUG stream_writer.py:3174 pending_option[SB + MXP] = True
DEBUG stream_writer.py:3174 pending_option[DO + MXP] = False
DEBUG stream_writer.py:707 recv IAC WILL GMCP
DEBUG stream_writer.py:723 WILL GMCP unsolicited
DEBUG stream_writer.py:1900 handle_will(GMCP)
DEBUG stream_writer.py:3174 pending_option[DO + GMCP] = True
DEBUG stream_writer.py:950 send IAC DO GMCP
DEBUG stream_writer.py:3174 remote_option[GMCP] = True
DEBUG stream_writer.py:3174 pending_option[DO + GMCP] = False
DEBUG stream_writer.py:707 recv IAC WILL MSP
DEBUG stream_writer.py:723 WILL MSP unsolicited
DEBUG stream_writer.py:1900 handle_will(MSP)
DEBUG stream_writer.py:3174 pending_option[DO + MSP] = True
DEBUG stream_writer.py:950 send IAC DO MSP
DEBUG stream_writer.py:3174 remote_option[MSP] = True
DEBUG stream_writer.py:3174 pending_option[DO + MSP] = False
DEBUG stream_writer.py:707 recv IAC WILL MSDP
DEBUG stream_writer.py:723 WILL MSDP unsolicited
DEBUG stream_writer.py:1900 handle_will(MSDP)
DEBUG stream_writer.py:3174 pending_option[DO + MSDP] = True
DEBUG stream_writer.py:950 send IAC DO MSDP
DEBUG stream_writer.py:3174 remote_option[MSDP] = True
DEBUG stream_writer.py:3174 pending_option[DO + MSDP] = False
DEBUG stream_writer.py:707 recv IAC WILL NAWS
DEBUG stream_writer.py:723 WILL NAWS unsolicited
DEBUG stream_writer.py:1900 handle_will(NAWS)
DEBUG stream_writer.py:1923 recv WILL NAWS on client end, refusing.
DEBUG stream_writer.py:3174 remote_option[NAWS] = False
DEBUG stream_writer.py:950 send IAC DONT NAWS
DEBUG stream_writer.py:707 recv IAC WONT ECHO
DEBUG stream_writer.py:2025 handle_wont(ECHO)
DEBUG stream_writer.py:3174 remote_option[ECHO] = False
DEBUG stream_writer.py:3174 pending_option[DO + ECHO] = False
DEBUG stream_writer.py:707 recv IAC DO LINEMODE
DEBUG stream_writer.py:1770 handle_do(LINEMODE)
DEBUG stream_writer.py:3174 pending_option[WILL + LINEMODE] = True
DEBUG stream_writer.py:950 send IAC WILL LINEMODE
DEBUG stream_writer.py:3174 pending_option[SB + LINEMODE] = True
DEBUG stream_writer.py:3174 local_option[LINEMODE] = True
DEBUG stream_writer.py:3174 pending_option[WILL + LINEMODE] = False
DEBUG stream_writer.py:707 recv IAC WILL MSSP
DEBUG stream_writer.py:723 WILL MSSP unsolicited
DEBUG stream_writer.py:1900 handle_will(MSSP)
DEBUG stream_writer.py:3174 pending_option[DO + MSSP] = True
DEBUG stream_writer.py:950 send IAC DO MSSP
DEBUG stream_writer.py:3174 remote_option[MSSP] = True
DEBUG stream_writer.py:3174 pending_option[DO + MSSP] = False
DEBUG stream_writer.py:699 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:686 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:2065 [SB + TTYPE] unsolicited
DEBUG stream_writer.py:2241 recv TTYPE SEND: b''
DEBUG stream_writer.py:2254 send IAC SB TTYPE IS b'xterm-256color' IAC SE
DEBUG stream_writer.py:699 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:686 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:2065 [SB + TTYPE] unsolicited
DEBUG stream_writer.py:2241 recv TTYPE SEND: b''
DEBUG stream_writer.py:2254 send IAC SB TTYPE IS b'xterm-256color' IAC SE
DEBUG stream_writer.py:707 recv IAC WONT MCCP2_COMPRESS
DEBUG stream_writer.py:2025 handle_wont(MCCP2_COMPRESS)
DEBUG stream_writer.py:3174 pending_option[DO + MCCP2_COMPRESS] = False
DEBUG stream_writer.py:707 recv IAC WONT NAWS
DEBUG stream_writer.py:2025 handle_wont(NAWS)
DEBUG stream_writer.py:3174 pending_option[DO + NAWS] = False
DEBUG stream_writer.py:707 recv IAC DONT LINEMODE
DEBUG stream_writer.py:1863 handle_dont(LINEMODE)
DEBUG stream_writer.py:3174 local_option[LINEMODE] = False
DEBUG stream_writer.py:699 begin sub-negotiation SB MSSP
DEBUG stream_writer.py:686 sub-negotiation cmd MSSP SE completion byte
DEBUG stream_writer.py:2065 [SB + MSSP] unsolicited
DEBUG stream_writer.py:1673 MSSP: {'PORT': ['2330', '2329', '2328', '2327', '2326', '2325', '2324', '23', '2323'], 'XTERM TRUE
    COLORS': '1', 'RACES': '22', 'VT100': '0', 'GAMESYSTEM': 'Tick Based', 'MCCP': '1', 'UPTIME': '1770872538', 'HELPFILES':
    '5596', 'MSP': '1', 'CHARSET': 'iso-8859-1', 'STATUS': 'Live', 'WEBSITE': 'http://coffeemud.net:27744/', 'CRAWL DELAY': '-1',
    'OBJECTS': '697', 'CREATED': '2001', 'HOSTNAME': 'coffeemud.net', 'LOCATION': 'Texas', 'GENRE': 'Fantasy', 'MCP': '1',
    'CODEBASE': 'CoffeeMUD v5.11.0.3', 'LANGUAGE': 'English', 'GAMEPLAY': ['Adventure', 'Social'], 'MXP': '1', 'PLAYERS': '19',
    'EMAIL': 'ZAC@COFFEEMUD.NET', 'ICON': 'http://coffeemud.net:27744/images/cm.jpg', 'NAME': 'CoffeeMud HardCore', 'INTERMUD':
    ['I3', 'Grapevine'], 'MOBILES': '151', 'CLASSES': '48', 'FAMILY': 'CoffeeMUD', 'CONTACT': 'ZAC@COFFEEMUD.NET', 'AREAS': '389',
    'ANSI': '1', 'SKILLS': '2095', 'ROOMS': '31461', 'XTERM 256 COLORS': '1'}
DEBUG stream_writer.py:1323 IAC GA: Go-Ahead (unhandled).
DEBUG stream_writer.py:3174 pending_option[DO + BINARY] = True
DEBUG stream_writer.py:950 send IAC DO BINARY
DEBUG stream_writer.py:3174 pending_option[DO + SGA] = True
DEBUG stream_writer.py:950 send IAC DO SGA
DEBUG stream_writer.py:3174 pending_option[DO + STATUS] = True
DEBUG stream_writer.py:950 send IAC DO STATUS
DEBUG stream_writer.py:3174 pending_option[DO + CHARSET] = True
DEBUG stream_writer.py:950 send IAC DO CHARSET
DEBUG stream_writer.py:3174 pending_option[DO + EOR] = True
DEBUG stream_writer.py:950 send IAC DO EOR
DEBUG stream_writer.py:3174 pending_option[DO + COM_PORT_OPTION] = True
DEBUG stream_writer.py:950 send IAC DO COM_PORT_OPTION
DEBUG stream_writer.py:3174 pending_option[DO + ZMP] = True
DEBUG stream_writer.py:950 send IAC DO ZMP
DEBUG stream_writer.py:3174 pending_option[DO + AARDWOLF] = True
DEBUG stream_writer.py:950 send IAC DO AARDWOLF
DEBUG stream_writer.py:3174 pending_option[DO + ATCP] = True
DEBUG stream_writer.py:950 send IAC DO ATCP
DEBUG stream_writer.py:707 recv IAC WILL BINARY
DEBUG stream_writer.py:1900 handle_will(BINARY)
DEBUG stream_writer.py:924 skip DO BINARY; pending_option = True
DEBUG stream_writer.py:3174 remote_option[BINARY] = True
DEBUG stream_writer.py:3174 pending_option[DO + BINARY] = False
DEBUG stream_writer.py:707 recv IAC WONT SGA
DEBUG stream_writer.py:2025 handle_wont(SGA)
DEBUG stream_writer.py:3174 remote_option[SGA] = False
DEBUG stream_writer.py:3174 pending_option[DO + SGA] = False
DEBUG stream_writer.py:707 recv IAC WONT STATUS
DEBUG stream_writer.py:2025 handle_wont(STATUS)
DEBUG stream_writer.py:3174 remote_option[STATUS] = False
DEBUG stream_writer.py:3174 pending_option[DO + STATUS] = False
DEBUG stream_writer.py:707 recv IAC WONT CHARSET
DEBUG stream_writer.py:2025 handle_wont(CHARSET)
DEBUG stream_writer.py:3174 remote_option[CHARSET] = False
DEBUG stream_writer.py:3174 pending_option[DO + CHARSET] = False
DEBUG stream_writer.py:707 recv IAC WONT EOR
DEBUG stream_writer.py:2025 handle_wont(EOR)
DEBUG stream_writer.py:3174 remote_option[EOR] = False
DEBUG stream_writer.py:3174 pending_option[DO + EOR] = False
DEBUG stream_writer.py:707 recv IAC WONT COM_PORT_OPTION
DEBUG stream_writer.py:2025 handle_wont(COM_PORT_OPTION)
DEBUG stream_writer.py:3174 remote_option[COM_PORT_OPTION] = False
DEBUG stream_writer.py:3174 pending_option[DO + COM_PORT_OPTION] = False
DEBUG stream_writer.py:707 recv IAC WONT ZMP
DEBUG stream_writer.py:2025 handle_wont(ZMP)
DEBUG stream_writer.py:3174 remote_option[ZMP] = False
DEBUG stream_writer.py:3174 pending_option[DO + ZMP] = False
DEBUG stream_writer.py:707 recv IAC WONT AARDWOLF
DEBUG stream_writer.py:2025 handle_wont(AARDWOLF)
DEBUG stream_writer.py:3174 remote_option[AARDWOLF] = False
DEBUG stream_writer.py:3174 pending_option[DO + AARDWOLF] = False
DEBUG stream_writer.py:707 recv IAC WONT ATCP
DEBUG stream_writer.py:2025 handle_wont(ATCP)
DEBUG stream_writer.py:3174 remote_option[ATCP] = False
DEBUG stream_writer.py:3174 pending_option[DO + ATCP] = False
INFO fingerprinting.py:746 connection for server fingerprint fdd1047c281c7efb
INFO client_base.py:106 Connection closed to <Peer 99.88.247.49 2325>

CoffeeMud Classic (coffeemud.net:2327)

Connection Banner:

Server URLs

• Telnet: telnet://coffeemud.net:2327 📋
• Website: http://coffeemud.net:27744/

Server Info

• Codebase: CoffeeMUD v5.11.0.3

• Genre: Fantasy

• Gameplay: Adventure, Social

• Players online: 19 [4]

• Uptime: 2 days

• Created: 2001

• Status: Live

• Server Location: 🇺🇸 Texas (MSSP)

• Language: English

Protocol Support

MUD-specific protocols detected via MSSP flags or Telnet negotiation.

• MSSP: Yes (MSSP)

• GMCP: Negotiated

• MSDP: Negotiated

• MCCP: Yes (MSSP)

• MCCP2: No

• MXP: Yes (MSSP)

• MSP: Yes (MSSP)

• MCP: Yes (MSSP)

• ZMP: No

Telnet Fingerprint

fdd1047c281c7efb

This fingerprint is shared by 4 other servers.

Options offered by server: BINARY, GMCP, MSDP, MSP, MSSP, MXP

Options requested from client: NEW_ENVIRON, TTYPE

The complete JSON record collected during the scan, including Telnet negotiation results and any MSSP metadata.

Show JSON

{
  "server-probe": {
    "fingerprint": "fdd1047c281c7efb",
    "fingerprint-data": {
      "offered-options": [
        "BINARY",
        "GMCP",
        "MSDP",
        "MSP",
        "MSSP",
        "MXP"
      ],
      "probed-protocol": "server",
      "refused-options": [
        "AARDWOLF",
        "ATCP",
        "CHARSET",
        "COM_PORT",
        "ECHO",
        "EOR",
        "SGA",
        "STATUS",
        "ZMP"
      ],
      "requested-options": [
        "NEW_ENVIRON",
        "TTYPE"
      ],
      "scan-type": "quick"
    },
    "session_data": {
      "banner_after_return": "     CCC   OO   FFFF  FFFF  EEEE  EEEE  M   M  U  U  DDD\r\n    C     O  O  F     F     E     E     MM MM  U  U  D  D\r\n    C     O  O  FFF   FFF   EEE   EEE   M M M  U  U  D  D\r\n    C     O  O  F     F     E     E     M   M  U  U  D  D\r\n     CCC   OO   F     F     EEEE  EEEE  M   M   UU   DDD    v4.1\r\n\r\n                   *** C L A S S I C ***\r\n\r\n                (C) 2000-2005 Bo Zimmerman\r\n\r\n                        (\r\n                          )     (\r\n                   ___...(-------)-....___\r\n               .-""       )    (          ""-.\r\n         .-''''|-._             )         _.-|\r\n        /  .--.|   '""---...........---""'   |\r\n       /  /    |                             |\r\n       |  |    |                             |\r\n        \\  \\   |                             |\r\n         '\\ '\\ |                             |\r\n           '\\ '|                             |\r\n           _/ /\\                             /\r\n          (__/  \\                           /\r\n       _..---""' \\                         /'""---.._\r\n    .-'           \\                       /          '-.\r\n   :               '-.__             __.-'              :\r\n   :                  ) ""---...---"" (                 :\r\n    '._               '"--...___...--"'              _.'\r\n  jgs \\""--..__                              __..--""/\r\n       '._     """----.....______.....----""" \r\n  _.'\r\n          '""--..,,_____            _____,,..--""'\r\n                        '"""----"""'\r\n                        \r\nWelcome to CoffeeMud Classic !!!\r\n\r\n\n\rName: ",
      "banner_before_return": "\n\r#$#mcp version: 2.1 to: 2.1\n\r\n\rConnecting to CoffeeMud Classic...\n\r\n\u001b[6z\n\u001b[6z<SUPPORT IMAGE IMAGE.URL>\n\n\u001b[6z\n\u001b[6z<SUPPORT>\n",
      "dsr_replies": 0,
      "dsr_requests": 0,
      "encoding": "ascii",
      "mssp": {
        "ANSI": "1",
        "AREAS": "389",
        "CHARSET": "iso-8859-1",
        "CLASSES": "41",
        "CODEBASE": "CoffeeMUD v5.11.0.3",
        "CONTACT": "ZAC@COFFEEMUD.NET",
        "CRAWL DELAY": "-1",
        "CREATED": "2001",
        "EMAIL": "ZAC@COFFEEMUD.NET",
        "FAMILY": "CoffeeMUD",
        "GAMEPLAY": [
          "Adventure",
          "Social"
        ],
        "GAMESYSTEM": "Tick Based",
        "GENRE": "Fantasy",
        "HELPFILES": "5596",
        "HOSTNAME": "coffeemud.net",
        "ICON": "http://coffeemud.net:27744/images/cm.jpg",
        "INTERMUD": [
          "I3",
          "Grapevine"
        ],
        "LANGUAGE": "English",
        "LOCATION": "Texas",
        "MCCP": "1",
        "MCP": "1",
        "MOBILES": "151",
        "MSP": "1",
        "MXP": "1",
        "NAME": "CoffeeMud Classic",
        "OBJECTS": "697",
        "PLAYERS": "19",
        "PORT": [
          "2330",
          "2329",
          "2328",
          "2327",
          "2326",
          "2325",
          "2324",
          "23",
          "2323"
        ],
        "RACES": "7",
        "ROOMS": "31439",
        "SKILLS": "2095",
        "STATUS": "Live",
        "UPTIME": "1770872539",
        "VT100": "0",
        "WEBSITE": "http://coffeemud.net:27744/",
        "XTERM 256 COLORS": "1",
        "XTERM TRUE COLORS": "1"
      },
      "option_states": {
        "server_offered": {
          "0x56": false,
          "ECHO": false,
          "GMCP": true,
          "MSDP": true,
          "MSP": true,
          "MSSP": true,
          "MXP": true,
          "NAWS": false
        },
        "server_requested": {
          "LINEMODE": false,
          "NEW_ENVIRON": true,
          "TTYPE": true
        }
      },
      "scan_type": "quick",
      "timing": {
        "probe": 0.3574538230895996,
        "total": 7.83798885345459
      }
    }
  },
  "sessions": [
    {
      "connected": "2026-02-14T17:10:23.170169+00:00",
      "host": "coffeemud.net",
      "ip": "99.88.247.49",
      "port": 2327
    }
  ]
}

Connection Log

Debug-level log of the Telnet negotiation session, showing each IAC (Interpret As Command) exchange between client and server.

Generated by telnetlib3-fingerprint

telnetlib3-fingerprint --loglevel=debug coffeemud.net 2327

Show Logfile

DEBUG client.py:965 Fingerprint client: host=coffeemud.net port=2327
INFO client_base.py:175 Connected to <Peer 99.88.247.49 2327>
DEBUG client_base.py:492 negotiation complete after 0.00s.
DEBUG stream_writer.py:707 recv IAC DO NEW_ENVIRON
DEBUG stream_writer.py:1770 handle_do(NEW_ENVIRON)
DEBUG stream_writer.py:3174 pending_option[WILL + NEW_ENVIRON] = True
DEBUG stream_writer.py:950 send IAC WILL NEW_ENVIRON
DEBUG stream_writer.py:3174 pending_option[SB + NEW_ENVIRON] = True
DEBUG stream_writer.py:3174 local_option[NEW_ENVIRON] = True
DEBUG stream_writer.py:3174 pending_option[WILL + NEW_ENVIRON] = False
DEBUG stream_writer.py:707 recv IAC DO TTYPE
DEBUG stream_writer.py:1770 handle_do(TTYPE)
DEBUG stream_writer.py:3174 pending_option[WILL + TTYPE] = True
DEBUG stream_writer.py:950 send IAC WILL TTYPE
DEBUG stream_writer.py:3174 pending_option[SB + TTYPE] = True
DEBUG stream_writer.py:3174 local_option[TTYPE] = True
DEBUG stream_writer.py:3174 pending_option[WILL + TTYPE] = False
DEBUG stream_writer.py:699 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:686 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:3174 pending_option[SB + TTYPE] = False
DEBUG stream_writer.py:2241 recv TTYPE SEND: b''
DEBUG stream_writer.py:2254 send IAC SB TTYPE IS b'xterm-256color' IAC SE
DEBUG stream_writer.py:707 recv IAC WILL MCCP2_COMPRESS
DEBUG stream_writer.py:723 WILL MCCP2_COMPRESS unsolicited
DEBUG stream_writer.py:1900 handle_will(MCCP2_COMPRESS)
DEBUG stream_writer.py:3174 remote_option[MCCP2_COMPRESS] = False
DEBUG stream_writer.py:950 send IAC DONT MCCP2_COMPRESS
WARNING stream_writer.py:2008 Unhandled: WILL MCCP2_COMPRESS.
DEBUG stream_writer.py:707 recv IAC WILL MXP
DEBUG stream_writer.py:723 WILL MXP unsolicited
DEBUG stream_writer.py:1900 handle_will(MXP)
DEBUG stream_writer.py:3174 pending_option[DO + MXP] = True
DEBUG stream_writer.py:950 send IAC DO MXP
DEBUG stream_writer.py:3174 remote_option[MXP] = True
DEBUG stream_writer.py:3174 pending_option[SB + MXP] = True
DEBUG stream_writer.py:3174 pending_option[DO + MXP] = False
DEBUG stream_writer.py:707 recv IAC WILL GMCP
DEBUG stream_writer.py:723 WILL GMCP unsolicited
DEBUG stream_writer.py:1900 handle_will(GMCP)
DEBUG stream_writer.py:3174 pending_option[DO + GMCP] = True
DEBUG stream_writer.py:950 send IAC DO GMCP
DEBUG stream_writer.py:3174 remote_option[GMCP] = True
DEBUG stream_writer.py:3174 pending_option[DO + GMCP] = False
DEBUG stream_writer.py:707 recv IAC WILL MSP
DEBUG stream_writer.py:723 WILL MSP unsolicited
DEBUG stream_writer.py:1900 handle_will(MSP)
DEBUG stream_writer.py:3174 pending_option[DO + MSP] = True
DEBUG stream_writer.py:950 send IAC DO MSP
DEBUG stream_writer.py:3174 remote_option[MSP] = True
DEBUG stream_writer.py:3174 pending_option[DO + MSP] = False
DEBUG stream_writer.py:707 recv IAC WILL MSDP
DEBUG stream_writer.py:723 WILL MSDP unsolicited
DEBUG stream_writer.py:1900 handle_will(MSDP)
DEBUG stream_writer.py:3174 pending_option[DO + MSDP] = True
DEBUG stream_writer.py:950 send IAC DO MSDP
DEBUG stream_writer.py:3174 remote_option[MSDP] = True
DEBUG stream_writer.py:3174 pending_option[DO + MSDP] = False
DEBUG stream_writer.py:707 recv IAC WILL NAWS
DEBUG stream_writer.py:723 WILL NAWS unsolicited
DEBUG stream_writer.py:1900 handle_will(NAWS)
DEBUG stream_writer.py:1923 recv WILL NAWS on client end, refusing.
DEBUG stream_writer.py:3174 remote_option[NAWS] = False
DEBUG stream_writer.py:950 send IAC DONT NAWS
DEBUG stream_writer.py:707 recv IAC WONT ECHO
DEBUG stream_writer.py:2025 handle_wont(ECHO)
DEBUG stream_writer.py:3174 remote_option[ECHO] = False
DEBUG stream_writer.py:3174 pending_option[DO + ECHO] = False
DEBUG stream_writer.py:707 recv IAC DO LINEMODE
DEBUG stream_writer.py:1770 handle_do(LINEMODE)
DEBUG stream_writer.py:3174 pending_option[WILL + LINEMODE] = True
DEBUG stream_writer.py:950 send IAC WILL LINEMODE
DEBUG stream_writer.py:3174 pending_option[SB + LINEMODE] = True
DEBUG stream_writer.py:3174 local_option[LINEMODE] = True
DEBUG stream_writer.py:3174 pending_option[WILL + LINEMODE] = False
DEBUG stream_writer.py:707 recv IAC WILL MSSP
DEBUG stream_writer.py:723 WILL MSSP unsolicited
DEBUG stream_writer.py:1900 handle_will(MSSP)
DEBUG stream_writer.py:3174 pending_option[DO + MSSP] = True
DEBUG stream_writer.py:950 send IAC DO MSSP
DEBUG stream_writer.py:3174 remote_option[MSSP] = True
DEBUG stream_writer.py:3174 pending_option[DO + MSSP] = False
DEBUG stream_writer.py:699 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:686 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:2065 [SB + TTYPE] unsolicited
DEBUG stream_writer.py:2241 recv TTYPE SEND: b''
DEBUG stream_writer.py:2254 send IAC SB TTYPE IS b'xterm-256color' IAC SE
DEBUG stream_writer.py:699 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:686 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:2065 [SB + TTYPE] unsolicited
DEBUG stream_writer.py:2241 recv TTYPE SEND: b''
DEBUG stream_writer.py:2254 send IAC SB TTYPE IS b'xterm-256color' IAC SE
DEBUG stream_writer.py:707 recv IAC WONT MCCP2_COMPRESS
DEBUG stream_writer.py:2025 handle_wont(MCCP2_COMPRESS)
DEBUG stream_writer.py:3174 pending_option[DO + MCCP2_COMPRESS] = False
DEBUG stream_writer.py:707 recv IAC WONT NAWS
DEBUG stream_writer.py:2025 handle_wont(NAWS)
DEBUG stream_writer.py:3174 pending_option[DO + NAWS] = False
DEBUG stream_writer.py:707 recv IAC DONT LINEMODE
DEBUG stream_writer.py:1863 handle_dont(LINEMODE)
DEBUG stream_writer.py:3174 local_option[LINEMODE] = False
DEBUG stream_writer.py:699 begin sub-negotiation SB MSSP
DEBUG stream_writer.py:686 sub-negotiation cmd MSSP SE completion byte
DEBUG stream_writer.py:2065 [SB + MSSP] unsolicited
DEBUG stream_writer.py:1673 MSSP: {'PORT': ['2330', '2329', '2328', '2327', '2326', '2325', '2324', '23', '2323'], 'XTERM TRUE
    COLORS': '1', 'RACES': '7', 'VT100': '0', 'GAMESYSTEM': 'Tick Based', 'MCCP': '1', 'UPTIME': '1770872539', 'HELPFILES':
    '5596', 'MSP': '1', 'CHARSET': 'iso-8859-1', 'STATUS': 'Live', 'WEBSITE': 'http://coffeemud.net:27744/', 'CRAWL DELAY': '-1',
    'OBJECTS': '697', 'CREATED': '2001', 'HOSTNAME': 'coffeemud.net', 'LOCATION': 'Texas', 'GENRE': 'Fantasy', 'MCP': '1',
    'CODEBASE': 'CoffeeMUD v5.11.0.3', 'LANGUAGE': 'English', 'GAMEPLAY': ['Adventure', 'Social'], 'MXP': '1', 'PLAYERS': '19',
    'EMAIL': 'ZAC@COFFEEMUD.NET', 'ICON': 'http://coffeemud.net:27744/images/cm.jpg', 'NAME': 'CoffeeMud Classic', 'INTERMUD':
    ['I3', 'Grapevine'], 'MOBILES': '151', 'CLASSES': '41', 'FAMILY': 'CoffeeMUD', 'CONTACT': 'ZAC@COFFEEMUD.NET', 'AREAS': '389',
    'ANSI': '1', 'SKILLS': '2095', 'ROOMS': '31439', 'XTERM 256 COLORS': '1'}
DEBUG stream_writer.py:1323 IAC GA: Go-Ahead (unhandled).
DEBUG stream_writer.py:3174 pending_option[DO + BINARY] = True
DEBUG stream_writer.py:950 send IAC DO BINARY
DEBUG stream_writer.py:3174 pending_option[DO + SGA] = True
DEBUG stream_writer.py:950 send IAC DO SGA
DEBUG stream_writer.py:3174 pending_option[DO + STATUS] = True
DEBUG stream_writer.py:950 send IAC DO STATUS
DEBUG stream_writer.py:3174 pending_option[DO + CHARSET] = True
DEBUG stream_writer.py:950 send IAC DO CHARSET
DEBUG stream_writer.py:3174 pending_option[DO + EOR] = True
DEBUG stream_writer.py:950 send IAC DO EOR
DEBUG stream_writer.py:3174 pending_option[DO + COM_PORT_OPTION] = True
DEBUG stream_writer.py:950 send IAC DO COM_PORT_OPTION
DEBUG stream_writer.py:3174 pending_option[DO + ZMP] = True
DEBUG stream_writer.py:950 send IAC DO ZMP
DEBUG stream_writer.py:3174 pending_option[DO + AARDWOLF] = True
DEBUG stream_writer.py:950 send IAC DO AARDWOLF
DEBUG stream_writer.py:3174 pending_option[DO + ATCP] = True
DEBUG stream_writer.py:950 send IAC DO ATCP
DEBUG stream_writer.py:707 recv IAC WILL BINARY
DEBUG stream_writer.py:1900 handle_will(BINARY)
DEBUG stream_writer.py:924 skip DO BINARY; pending_option = True
DEBUG stream_writer.py:3174 remote_option[BINARY] = True
DEBUG stream_writer.py:3174 pending_option[DO + BINARY] = False
DEBUG stream_writer.py:707 recv IAC WONT SGA
DEBUG stream_writer.py:2025 handle_wont(SGA)
DEBUG stream_writer.py:3174 remote_option[SGA] = False
DEBUG stream_writer.py:3174 pending_option[DO + SGA] = False
DEBUG stream_writer.py:707 recv IAC WONT STATUS
DEBUG stream_writer.py:2025 handle_wont(STATUS)
DEBUG stream_writer.py:3174 remote_option[STATUS] = False
DEBUG stream_writer.py:3174 pending_option[DO + STATUS] = False
DEBUG stream_writer.py:707 recv IAC WONT CHARSET
DEBUG stream_writer.py:2025 handle_wont(CHARSET)
DEBUG stream_writer.py:3174 remote_option[CHARSET] = False
DEBUG stream_writer.py:3174 pending_option[DO + CHARSET] = False
DEBUG stream_writer.py:707 recv IAC WONT EOR
DEBUG stream_writer.py:2025 handle_wont(EOR)
DEBUG stream_writer.py:3174 remote_option[EOR] = False
DEBUG stream_writer.py:3174 pending_option[DO + EOR] = False
DEBUG stream_writer.py:707 recv IAC WONT COM_PORT_OPTION
DEBUG stream_writer.py:2025 handle_wont(COM_PORT_OPTION)
DEBUG stream_writer.py:3174 remote_option[COM_PORT_OPTION] = False
DEBUG stream_writer.py:3174 pending_option[DO + COM_PORT_OPTION] = False
DEBUG stream_writer.py:707 recv IAC WONT ZMP
DEBUG stream_writer.py:2025 handle_wont(ZMP)
DEBUG stream_writer.py:3174 remote_option[ZMP] = False
DEBUG stream_writer.py:3174 pending_option[DO + ZMP] = False
DEBUG stream_writer.py:707 recv IAC WONT AARDWOLF
DEBUG stream_writer.py:2025 handle_wont(AARDWOLF)
DEBUG stream_writer.py:3174 remote_option[AARDWOLF] = False
DEBUG stream_writer.py:3174 pending_option[DO + AARDWOLF] = False
DEBUG stream_writer.py:707 recv IAC WONT ATCP
DEBUG stream_writer.py:2025 handle_wont(ATCP)
DEBUG stream_writer.py:3174 remote_option[ATCP] = False
DEBUG stream_writer.py:3174 pending_option[DO + ATCP] = False
INFO fingerprinting.py:746 connection for server fingerprint fdd1047c281c7efb
INFO client_base.py:106 Connection closed to <Peer 99.88.247.49 2327>

coffeemud.net:6502

Connection Banner:

Server URLs

• Telnet: telnet://coffeemud.net:6502 📋

Server Info

• Server Location: 🇺🇸 United States (GeoIP)

Telnet Fingerprint

a8a260cc4662430c

This fingerprint is shared by 219 other servers.

The complete JSON record collected during the scan, including Telnet negotiation results and any MSSP metadata.

Show JSON

{
  "server-probe": {
    "fingerprint": "a8a260cc4662430c",
    "fingerprint-data": {
      "offered-options": [],
      "probed-protocol": "server",
      "refused-options": [
        "AARDWOLF",
        "ATCP",
        "BINARY",
        "CHARSET",
        "COM_PORT",
        "ECHO",
        "EOR",
        "GMCP",
        "MSDP",
        "MSP",
        "MSSP",
        "MXP",
        "SGA",
        "STATUS",
        "ZMP"
      ],
      "requested-options": [],
      "scan-type": "quick"
    },
    "session_data": {
      "banner_after_return": "\r\n\r\nHIT YOUR BACKSPACE\r\n(DELETE) KEY NOW!:\r\udc9e\udcc3\udccf\udccd\udccd\udccf\udcc4\udccf\udcd2\udcc5\udca0\udcc3\udccf\udccc\udccf\udcd2\udca0\udcc7\udcd2\udcc1\udcd0\udcc8\udcc9\udcc3\udcd3!!!\r\r\r\udc93\udcd3\udcd0\udcc1\udcc3\udcc5 - \udcc1\udcc2\udccf\udcd2\udcd4/ \udcc8\udccf\udccd\udcc5 [\udcc3\udcce\udcd4\udcd2\udccc \udcd3] - \udcd0\udcc1\udcd5\udcd3\udcc5\r\udc93\udc8e \u0005.\udc9a\udcd5\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc9     \u0005.   .      .   .\r \u001f\udcd5\udc9a\udcc2\udc96Z\udc9eE\u0005L\udc9fC\udc9aH\u001f:\u0005128\udc9a\udcc2 \u0005.          .\r\udc9c\udcd5\u001f\udcc2\udc9a\udcc2\u001f::\udc9fV2.5A\u001f::\udc9a\udcc2   \u0005.    .       .     .\r\udc9c\udcc2\u001f\udcc2\udc9a\udcc2\u001f:::::::::\udc9a\udcc2\u0005.   \u001c\udcd5\udc962400\u001c\udcc3\udc96BAUD\u001c\udcc3\udcc3\udcc3\udcc9\r\udc9c\udcc2\u001f\udcc2\udc9a\udcc2\u001f:\udc9aSINCE\u001f:::\udc9a\udcc2    \u001c\udcca\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udccb   \u0005.\r\udc9c\udcc2\u001f\udcc2\udc9a\udcc2\u001f:\udc9a1987\u001f::::\udc9a\udcc2  \u0005.  .\udc9e\udcd5\u000524\udc9e\udcc3\u0005HRS\udc9e\udcc3\udcc3\u00057\udc9e\udcc3\u0005DAYS\r\udc9c\udcc2\u001f\udcc2\udc9a\udcca\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udccb      \udc9e\udcca\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udccb \u0005.\r\udc9c\udcc2\u001f\udcca\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udccb \u0005.      . \u001e\udcd5\udc99PLANET\u001e\udcc3\udc99INK\u001e\udcc3\udcc3\udcc9\r\udc9c\udcca\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udccb    \u0005.      \u001e\udcca\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udccb\r                  \u0005.  .      .  .\r .   .  \u0012\udc96\udca9      \udc92\udca9\u001c\udccd        \u0005.\r        \u001c\udccd\udca4\udca4\udca4\u0012\udc96\udca9 \udc92\udca9\udc9e\udcb0\udcc3\udcae\u0005\udcb2  \udc9f\udcd5\udcc3\udcc9\udc9a\udcb2 \udcb2 \udc9b\udca7\udccd\udca7\udccd \udcce\r     \u0005.     \u0012\udc96\udca9 \udc92\udca9 \udc9e\udcab\udcc3 \u0005\udcc2  \udc9f\udcc2  \udc9a\udcab\udcc3\udcb3 \udc98\udca7<\udca7< \udccd\r \u0005.        \u0012\udc96\udca9 \udc92\udca9 \u001c\udcce\udc9e\udcad\udcc3\udcbd\u0005\udcad\udcc3\udcbd\udc9f\udcca\udcc3\udccb\udc9a\udcb1 \udcb1 \udc97\udca7\udcce\udca7\udcce \udcce \u0005.\r   .     \u0012\udc96\udca9                \udc92\udca9\u001c\udccd  \u0005.\r       . \u001c\udccd                \udccd\udcce\u0005.   .\r .   .   .\u001c\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3    \udc9b8-N-1\r    \udca4\udca4\udca4\udca4\udca4\udca4\udca4\udca4\udca4\u0005.    \udc9bCOFFEEMUD.NET:6502\r   \udcce\udca3\udc97\udcdf\u0012SYSOP\udc92\udca9\udc9b\udca3\udccd    \udc97\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\udca3\r \u0005. \udc9e\udca4\udca4\udca4\udca4\udca4\udca4             \u0005\udcd5\u001eSPACE\u0005\udcc3\udcc3\udcc3\udc99HOME\u0005\udcc9\r    \udc9e\udcc2HE \udcceACMAN        \u0005\udcc7\u001eABORT  \udc99PAUSE\u0005\udcc8\r        \udc9e\udca3\udca3\udca3\udca3\udca3\udca3        \u0005\udcca\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udcc3\udccb\r\r\rRETURN>\r\u000e\r\r\r\udc99\udcc5\udcce\udcd4\udcc5\udcd2\udca0\udcd9\udccf\udcd5\udcd2\udca0\udcc8\udcc1\udcce\udcc4\udccc\udcc5\r\udccf\udcd2\udca0\udcd5\udcd3\udcc5\udcd2\udca0\udcc9\udcc4\udca0\udcce\udcd5\udccd\udcc2\udcc5\udcd2: ",
      "banner_before_return": "\r\n\r\n\r\n\r\nCONNECTION!!!!!!\r\n\r\n\r\n\r\n\r\n\r\nHIT RETURN:",
      "dsr_replies": 0,
      "dsr_requests": 0,
      "encoding": "ascii",
      "option_states": {
        "server_offered": {},
        "server_requested": {}
      },
      "scan_type": "quick",
      "timing": {
        "probe": 0.5307867527008057,
        "total": 28.06544589996338
      }
    }
  },
  "sessions": [
    {
      "connected": "2026-02-14T17:10:18.419895+00:00",
      "host": "coffeemud.net",
      "ip": "99.88.247.49",
      "port": 6502
    }
  ]
}

Connection Log

Debug-level log of the Telnet negotiation session, showing each IAC (Interpret As Command) exchange between client and server.

Generated by telnetlib3-fingerprint

telnetlib3-fingerprint --loglevel=debug coffeemud.net 6502

Show Logfile

DEBUG client.py:965 Fingerprint client: host=coffeemud.net port=6502
INFO client_base.py:175 Connected to <Peer 99.88.247.49 6502>
DEBUG client_base.py:492 negotiation complete after 0.00s.
DEBUG stream_writer.py:3174 pending_option[DO + BINARY] = True
DEBUG stream_writer.py:950 send IAC DO BINARY
DEBUG stream_writer.py:3174 pending_option[DO + SGA] = True
DEBUG stream_writer.py:950 send IAC DO SGA
DEBUG stream_writer.py:3174 pending_option[DO + ECHO] = True
DEBUG stream_writer.py:950 send IAC DO ECHO
DEBUG stream_writer.py:3174 pending_option[DO + STATUS] = True
DEBUG stream_writer.py:950 send IAC DO STATUS
DEBUG stream_writer.py:3174 pending_option[DO + CHARSET] = True
DEBUG stream_writer.py:950 send IAC DO CHARSET
DEBUG stream_writer.py:3174 pending_option[DO + EOR] = True
DEBUG stream_writer.py:950 send IAC DO EOR
DEBUG stream_writer.py:3174 pending_option[DO + COM_PORT_OPTION] = True
DEBUG stream_writer.py:950 send IAC DO COM_PORT_OPTION
DEBUG stream_writer.py:3174 pending_option[DO + GMCP] = True
DEBUG stream_writer.py:950 send IAC DO GMCP
DEBUG stream_writer.py:3174 pending_option[DO + MSDP] = True
DEBUG stream_writer.py:950 send IAC DO MSDP
DEBUG stream_writer.py:3174 pending_option[DO + MSSP] = True
DEBUG stream_writer.py:950 send IAC DO MSSP
DEBUG stream_writer.py:3174 pending_option[DO + MSP] = True
DEBUG stream_writer.py:950 send IAC DO MSP
DEBUG stream_writer.py:3174 pending_option[DO + MXP] = True
DEBUG stream_writer.py:950 send IAC DO MXP
DEBUG stream_writer.py:3174 pending_option[DO + ZMP] = True
DEBUG stream_writer.py:950 send IAC DO ZMP
DEBUG stream_writer.py:3174 pending_option[DO + AARDWOLF] = True
DEBUG stream_writer.py:950 send IAC DO AARDWOLF
DEBUG stream_writer.py:3174 pending_option[DO + ATCP] = True
DEBUG stream_writer.py:950 send IAC DO ATCP
DEBUG stream_writer.py:664 IAC b'\xc1': not a legal 2-byte cmd, treating as data
DEBUG stream_writer.py:664 IAC COM_PORT_OPTION: not a legal 2-byte cmd, treating as data
DEBUG stream_writer.py:664 IAC b'\xc5': not a legal 2-byte cmd, treating as data
DEBUG stream_writer.py:664 IAC b'\xab': not a legal 2-byte cmd, treating as data
INFO fingerprinting.py:746 connection for server fingerprint a8a260cc4662430c
INFO client_base.py:106 Connection closed to <Peer 99.88.247.49 6502>

[1]

measured 2026-02-14 at 17:12 UTC

[2]

measured 2026-02-14 at 17:10 UTC

[3]

measured 2026-02-14 at 17:13 UTC

[4]

measured 2026-02-14 at 17:10 UTC