4Dimensions

4dimensions.org:6000

Server Info

  • Codebase: CircleMUD

  • Family: DikuMUD

  • Genre: Science Fiction

  • Gameplay: Adventure

  • Players online: 0 [1]

  • Created: 1996

  • Status: Live

  • Website: http://4dimensions.org

  • Location: United States

Protocol Support

MUD-specific protocols detected via MSSP flags or Telnet negotiation. See the glossary for definitions.

  • MSSP: Yes (MSSP)

  • GMCP: No

  • MSDP: Yes (MSSP)

  • MCCP: No

  • MCCP2: No

  • MXP: Yes (MSSP)

  • MSP: Yes (MSSP)

  • MCP: No

  • ZMP: No

Telnet Fingerprint

f071249ff7dd4d26…

This fingerprint is shared by 22 other servers.

Options requested from client: CHARSET, NAWS, TTYPE

Data source: f071249ff7dd4d26/3e9f7e257a60c01c.json

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

{
  "server-probe": {
    "fingerprint": "f071249ff7dd4d26",
    "fingerprint-data": {
      "offered-options": [],
      "probed-protocol": "server",
      "refused-options": [
        "AUTHENTICATION",
        "BINARY",
        "BM",
        "CHARSET",
        "COM_PORT",
        "DET",
        "ECHO",
        "ENCRYPT",
        "EOR",
        "FORWARD_X",
        "KERMIT",
        "NAMS",
        "NAOCRD",
        "NAOFFD",
        "NAOHTD",
        "NAOHTS",
        "NAOL",
        "NAOLFD",
        "NAOP",
        "NAOVTD",
        "NAOVTS",
        "PRAGMA_HEARTBEAT",
        "PRAGMA_LOGON",
        "RCP",
        "RCTE",
        "RSP",
        "SEND_URL",
        "SGA",
        "SSPI_LOGON",
        "STATUS",
        "SUPDUP",
        "SUPDUPOUTPUT",
        "SUPPRESS_LOCAL_ECHO",
        "TLS",
        "TN3270E",
        "TTYLOC",
        "VT3270REGIME",
        "X3PAD",
        "XAUTH"
      ],
      "requested-options": [
        "CHARSET",
        "NAWS",
        "TTYPE"
      ]
    },
    "session_data": {
      "banner_after_return": "ert, and Sebastian Hammer\r\n       \\  `^-^-^-^-^-^'  /\r\n        \\               /\r\n         \\.           ,/\r\n           -^-.____,-\r\n                                       Based on CircleMUD 3.1,\r\n                                       Created by Jeremy Elson\r\n\r\nBy what name do you wish to be known? ",
      "banner_before_return": "                                                _        _     _        _\r\n           _,.-----.,_      | |   |\\  | |\\  /| |   |\\ | | | | / \\ |\\ | |\r\n        ,--           --.   |_|_  | | | | \\/ | |__ | \\| |_  | | | | \\| |_\r\n      ,^___          ___^.    |   | / | |    | |   |  |   | | | | |  |   |\r\n     /--   --   .   --   --\\  |   |/  | |    | |_  |  | |_| | \\_/ |  | |_|\r\n    Y  ,--._    I    _.--. Y\r\n    | Y     --. | ,-     Y |             Travel through time\r\n.   | |    ^   }:   ^    | |\r\n    j l       / | \\      ! l\r\n .--  (__,.--- .^. ---.,__)  --.   Brought to you by the 4D admin:\r\n(           / / | \\ \\           ) \r\n \\.____,   -  \\/-\\/  -   .____,/       Owner: Shorty   Host+Coder: Kalten\r\n  ^.____                 ____.^    Developer: Mordecai  Architect: Molly\r\n     | |l   _ _ _ _ _   !| |    World Design: Sonya\r\n     | l \\/V V V V V V\\/ j |                           \r\n     |  \\ \\|_|_|_|_|_|/ /  ! Original DikuMUD by Hans Staerfeldt, Katja Nyboe,\r\n      \\  \\[T T T T T TI/  /  Tom Madsen, Michael Seif",
      "encoding": "ascii",
      "mssp": {
        "ADULT MATERIAL": "0",
        "ANSI": "1",
        "ATCP": "1",
        "CODEBASE": "CircleMUD",
        "CONTACT": "molly(dot)4d@tele2(dot)se",
        "CRAWL DELAY": "-1",
        "CREATED": "1996",
        "EQUIPMENT SYSTEM": "",
        "FAMILY": "DikuMUD",
        "GAMEPLAY": "Adventure",
        "GAMESYSTEM": "",
        "GENRE": "Science Fiction",
        "GMCP": "0",
        "HIRING BUILDERS": "0",
        "HIRING CODERS": "0",
        "HOSTNAME": "4dimensions.org",
        "ICON": "",
        "INTERMUD": "",
        "IP": "64.62.231.178",
        "LANGUAGE": "English",
        "LOCATION": "United States",
        "MCCP": "0",
        "MCP": "0",
        "MINIMUM AGE": "",
        "MSDP": "1",
        "MSP": "1",
        "MULTICLASSING": "1",
        "MULTIPLAYING": "None",
        "MXP": "1",
        "NAME": "4Dimensions",
        "NEWBIE FRIENDLY": "1",
        "PAY FOR PERKS": "0",
        "PAY TO PLAY": "0",
        "PLAYER CITIES": "0",
        "PLAYER CLANS": "1",
        "PLAYER CRAFTING": "1",
        "PLAYER GUILDS": "0",
        "PLAYERKILLING": "Restricted",
        "PLAYERS": "0",
        "PORT": "6000",
        "PUEBLO": "0",
        "QUEST SYSTEM": "Integrated",
        "ROLEPLAYING": "Encouraged",
        "SSL": "0",
        "STATUS": "Live",
        "SUBGENRE": "Time Travel",
        "TRAINING SYSTEM": "Both",
        "UPTIME": "1770526428",
        "UTF-8": "1",
        "VT100": "0",
        "WEBSITE": "http://4dimensions.org",
        "WORLD ORIGINALITY": "All Original",
        "XTERM 256 COLORS": "1",
        "ZMP": "0"
      },
      "option_states": {
        "server_offered": {
          "0x56": false,
          "0x5a": false,
          "MSDP": true,
          "MSSP": true
        },
        "server_requested": {
          "0x5b": false,
          "0xc8": false,
          "CHARSET": true,
          "NAWS": true,
          "TTYPE": true
        }
      },
      "timing": {
        "probe": 0.5085175037384033,
        "total": 1.009911298751831
      }
    }
  },
  "sessions": [
    {
      "connected": "2026-02-08T07:28:15.425443+00:00",
      "host": "4dimensions.org",
      "ip": "45.33.33.136",
      "port": 6000
    }
  ]
}

Connection Log

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

DEBUG client.py:773 Fingerprint client: host=4dimensions.org port=6000
INFO client_base.py:174 Connected to <Peer 45.33.33.136 6000>
DEBUG stream_writer.py:655 recv IAC DO TTYPE
DEBUG stream_writer.py:1668 handle_do(TTYPE)
DEBUG stream_writer.py:2883 pending_option[WILL + TTYPE] = True
DEBUG stream_writer.py:896 send IAC WILL TTYPE
DEBUG stream_writer.py:2883 pending_option[SB + TTYPE] = True
DEBUG stream_writer.py:2883 local_option[TTYPE] = True
DEBUG stream_writer.py:2883 pending_option[WILL + TTYPE] = False
DEBUG stream_writer.py:1250 IAC GA: Go-Ahead (unhandled).
DEBUG stream_writer.py:1250 IAC GA: Go-Ahead (unhandled).
DEBUG stream_writer.py:647 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:634 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:2883 pending_option[SB + TTYPE] = False
DEBUG stream_writer.py:2105 recv TTYPE SEND: b''
DEBUG stream_writer.py:2116 send IAC SB TTYPE IS b'VT100' IAC SE
DEBUG stream_writer.py:655 recv IAC DO NAWS
DEBUG stream_writer.py:1668 handle_do(NAWS)
DEBUG stream_writer.py:2883 pending_option[WILL + NAWS] = True
DEBUG stream_writer.py:896 send IAC WILL NAWS
DEBUG stream_writer.py:2208 send IAC SB NAWS (rows=25, cols=80) IAC SE
DEBUG stream_writer.py:2883 local_option[NAWS] = True
DEBUG stream_writer.py:2883 pending_option[WILL + NAWS] = False
DEBUG stream_writer.py:655 recv IAC DO CHARSET
DEBUG stream_writer.py:1668 handle_do(CHARSET)
DEBUG stream_writer.py:2883 pending_option[WILL + CHARSET] = True
DEBUG stream_writer.py:896 send IAC WILL CHARSET
DEBUG stream_writer.py:2883 local_option[CHARSET] = True
DEBUG stream_writer.py:2883 pending_option[WILL + CHARSET] = False
DEBUG stream_writer.py:655 recv IAC WILL MSDP
DEBUG stream_writer.py:671 WILL MSDP unsolicited
DEBUG stream_writer.py:1793 handle_will(MSDP)
DEBUG stream_writer.py:2883 pending_option[DO + MSDP] = True
DEBUG stream_writer.py:896 send IAC DO MSDP
DEBUG stream_writer.py:2883 remote_option[MSDP] = True
DEBUG stream_writer.py:2883 pending_option[DO + MSDP] = False
DEBUG stream_writer.py:655 recv IAC WILL MSSP
DEBUG stream_writer.py:671 WILL MSSP unsolicited
DEBUG stream_writer.py:1793 handle_will(MSSP)
DEBUG stream_writer.py:2883 pending_option[DO + MSSP] = True
DEBUG stream_writer.py:896 send IAC DO MSSP
DEBUG stream_writer.py:2883 remote_option[MSSP] = True
DEBUG stream_writer.py:2883 pending_option[DO + MSSP] = False
DEBUG stream_writer.py:655 recv IAC DO ATCP
DEBUG stream_writer.py:1668 handle_do(ATCP)
DEBUG stream_writer.py:1741 DO ATCP not supported.
DEBUG stream_writer.py:2883 local_option[ATCP] = False
DEBUG stream_writer.py:896 send IAC WONT ATCP
DEBUG stream_writer.py:655 recv IAC WILL MSP
DEBUG stream_writer.py:671 WILL MSP unsolicited
DEBUG stream_writer.py:1793 handle_will(MSP)
DEBUG stream_writer.py:2883 remote_option[MSP] = False
DEBUG stream_writer.py:896 send IAC DONT MSP
WARNING stream_writer.py:1882 Unhandled: WILL MSP.
DEBUG stream_writer.py:655 recv IAC DO MXP
DEBUG stream_writer.py:1668 handle_do(MXP)
DEBUG stream_writer.py:1741 DO MXP not supported.
DEBUG stream_writer.py:2883 local_option[MXP] = False
DEBUG stream_writer.py:896 send IAC WONT MXP
DEBUG stream_writer.py:655 recv IAC WILL MCCP2_COMPRESS
DEBUG stream_writer.py:671 WILL MCCP2_COMPRESS unsolicited
DEBUG stream_writer.py:1793 handle_will(MCCP2_COMPRESS)
DEBUG stream_writer.py:2883 remote_option[MCCP2_COMPRESS] = False
DEBUG stream_writer.py:896 send IAC DONT MCCP2_COMPRESS
WARNING stream_writer.py:1882 Unhandled: WILL MCCP2_COMPRESS.
DEBUG stream_writer.py:647 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:634 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:1938 [SB + TTYPE] unsolicited
DEBUG stream_writer.py:2105 recv TTYPE SEND: b''
DEBUG stream_writer.py:2116 send IAC SB TTYPE IS b'VT100' IAC SE
DEBUG stream_writer.py:647 begin sub-negotiation SB CHARSET
DEBUG stream_writer.py:634 sub-negotiation cmd CHARSET SE completion byte
DEBUG stream_writer.py:1938 [SB + CHARSET] unsolicited
DEBUG client.py:266 encoding negotiated: UTF-8
DEBUG stream_writer.py:2013 send IAC SB CHARSET ACCEPTED UTF-8 IAC SE
DEBUG stream_writer.py:647 begin sub-negotiation SB MSDP
DEBUG stream_writer.py:634 sub-negotiation cmd MSDP SE completion byte
DEBUG stream_writer.py:1938 [SB + MSDP] unsolicited
DEBUG stream_writer.py:1591 MSDP: {'SERVER_ID': '4Dimensions'}
DEBUG stream_writer.py:647 begin sub-negotiation SB MSSP
DEBUG stream_writer.py:634 sub-negotiation cmd MSSP SE completion byte
DEBUG stream_writer.py:1938 [SB + MSSP] unsolicited
DEBUG stream_writer.py:1595 MSSP: {'NAME': '4Dimensions', 'PLAYERS': '0', 'UPTIME': '1770526428',
    'CRAWL DELAY': '-1', 'HOSTNAME': '4dimensions.org', 'PORT': '6000', 'CODEBASE': 'CircleMUD',
    'CONTACT': 'molly(dot)4d@tele2(dot)se', 'CREATED': '1996', 'ICON': '', 'IP': '64.62.231.178',
    'LANGUAGE': 'English', 'LOCATION': 'United States', 'MINIMUM AGE': '', 'WEBSITE':
    'http://4dimensions.org', 'FAMILY': 'DikuMUD', 'GENRE': 'Science Fiction', 'GAMEPLAY':
    'Adventure', 'STATUS': 'Live', 'GAMESYSTEM': '', 'INTERMUD': '', 'SUBGENRE': 'Time Travel',
    'ANSI': '1', 'GMCP': '0', 'MCCP': '0', 'MCP': '0', 'MSDP': '1', 'MSP': '1', 'MXP': '1',
    'PUEBLO': '0', 'UTF-8': '1', 'VT100': '0', 'XTERM 256 COLORS': '1', 'PAY TO PLAY': '0', 'PAY FOR
    PERKS': '0', 'HIRING BUILDERS': '0', 'HIRING CODERS': '0', 'ADULT MATERIAL': '0',
    'MULTICLASSING': '1', 'NEWBIE FRIENDLY': '1', 'PLAYER CITIES': '0', 'PLAYER CLANS': '1', 'PLAYER
    CRAFTING': '1', 'PLAYER GUILDS': '0', 'EQUIPMENT SYSTEM': '', 'MULTIPLAYING': 'None',
    'PLAYERKILLING': 'Restricted', 'QUEST SYSTEM': 'Integrated', 'ROLEPLAYING': 'Encouraged',
    'TRAINING SYSTEM': 'Both', 'WORLD ORIGINALITY': 'All Original', 'ATCP': '1', 'SSL': '0', 'ZMP':
    '0'}
DEBUG client_base.py:460 negotiation complete after 2.02s.
DEBUG stream_writer.py:1250 IAC GA: Go-Ahead (unhandled).
DEBUG client_base.py:88 EOF from server, closing.
INFO client_base.py:105 Connection closed to <Peer 45.33.33.136 6000>
INFO fingerprinting.py:736 connection for server fingerprint e49f2eef99a26459

Generated by telnetlib3-fingerprint

telnetlib3-fingerprint --loglevel=debug 4dimensions.org 6000