Cryosphere

cryosphere.org:6666 🔒

Server Info

  • Codebase: MusicMUD 3.0

  • Family: MusicMUD

  • Genre: Science Fiction

  • Gameplay: Questing

  • Players online: 5 [1]

  • Created: 1997

  • Status: Live

  • Website: https://cryosphere.org/

  • Location: United Kingdom

  • TLS/SSL: Port 6766

Protocol Support

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

  • MSSP: Yes (MSSP)

  • GMCP: Negotiated

  • MSDP: No

  • MCCP: No

  • MCCP2: No

  • MXP: No

  • MSP: No

  • MCP: No

  • ZMP: No

Telnet Fingerprint

c26f23aef15bb0f3…

This fingerprint is unique to this server.

Options offered by server: CHARSET, EOR

Options requested from client: NAWS, NEW_ENVIRON, TTYPE

Data source: c26f23aef15bb0f3/8e3b98b6c2c57f17.json

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

{
  "server-probe": {
    "fingerprint": "c26f23aef15bb0f3",
    "fingerprint-data": {
      "offered-options": [
        "CHARSET",
        "EOR"
      ],
      "probed-protocol": "server",
      "refused-options": [
        "AUTHENTICATION",
        "BINARY",
        "BM",
        "COM_PORT",
        "DET",
        "ECHO",
        "ENCRYPT",
        "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": [
        "NAWS",
        "NEW_ENVIRON",
        "TTYPE"
      ]
    },
    "session_data": {
      "banner_after_return": "        \u001b[1;35m* ..  \u001b[31m+\u001b[0m  , .    \u001b[33m'  \u001b[32m. \u001b[36m\"\u001b[0m\r\n                 \u001b[33m.\u001b[1m; \u001b[37m.. \"   \u001b[0;34m+      \u001b[1;36m*          \u001b[33m*   \"    \"  ,\u001b[0m\r\n                   `   ,  .\u001b[35m*  \" \u001b[0m. . \u001b[1;32m+   \u001b[0;36m:  \u001b[1;37m;\u001b[0;32m @     \u001b[0m;\u001b[36mvsmc\u001b[0m\r\n                            \u001b[37m\"       \u001b[33m;\u001b[1;37m  .  .       .   \u001b[0;34m'97\u001b[0m\r\n\r\n                  (enter 'guest' to just look round)\r\n                  \r\nBy what name shall I call you? ",
      "banner_before_return": "                                   . : \u001b[32m\"\u001b[1;33m +\u001b[0;36m  :   ;\u001b[0m\r\n                           \u001b[1;37m\"    \u001b[33m\"       \u001b[35m*\u001b[33m     .\u001b[0m .\"   \u001b[1;31m+  \u001b[33m\"\u001b[0m;\r\n                      . \u001b[31m@   +\u001b[0m\r\n               \u001b[31m;         \"                            \u001b[33m@   \u001b[1;37m\"\u001b[33m;\u001b[0m\r\n         \u001b[1;33mWelcome to the                               . .  \u001b[0;35m*\u001b[0m\r\n         \u001b[1;34m_____   \u001b[0;35m*            \u001b[1;36m+           \u001b[34m__      \u001b[37m\"\u001b[0;32m  ;  \u001b[1;31m.\u001b[0;33m \"\u001b[0m\r\n        \u001b[1;34m/ ___/______  ______  _________  / /_  ___ \u001b[37m.\u001b[34m___\u001b[37m,\u001b[34m___\u001b[0m\r\n       \u001b[1;34m/ /\u001b[33m.\u001b[37m*\u001b[34m / __/ / / / __ \\/ ___/ __ \\/ __ \\/ _ \\/ __/ _ \\\u001b[0m\r\n      \u001b[1;34m/ /___/ / / /_/ / /_/ (__  ) /_/ / / / /  __/ / /  __/\u001b[33m+\u001b[0m\r\n      \u001b[1;34m\\____/_/  \\__, /\\____/____/ .___/_/ /_/\\___/_/  \\___/\u001b[0m\r\n         \u001b[1;37m+     \u001b[34m/____/          /_/       \u001b[0m*            \u001b[1;33m\"  \u001b[37m+\u001b[0m\r\n               \u001b[1;37m+                                      \u001b[35m\"  \u001b[0;37m. . \u001b[1;35m *\u001b[0m\r\n     ",
      "encoding": "ascii",
      "mssp": {
        "ANSI": "1",
        "CODEBASE": "MusicMUD 3.0",
        "CREATED": "1997",
        "FAMILY": "MusicMUD",
        "GAMEPLAY": "Questing",
        "GENRE": "Science Fiction",
        "HIRING BUILDERS": "0",
        "HIRING CODERS": "0",
        "IP": "176.126.241.96",
        "LANGUAGE": "English",
        "LOCATION": "United Kingdom",
        "NAME": "Cryosphere",
        "PAY FOR PERKS": "0",
        "PAY TO PLAY": "0",
        "PLAYERS": "5",
        "PORT": "6666",
        "SSL": "6766",
        "STATUS": "Live",
        "UPTIME": "1769044663",
        "UTF-8": "1",
        "VT100": "1",
        "WEBSITE": "https://cryosphere.org/",
        "XTERM 256 COLORS": "1",
        "XTERM TRUE COLORS": "1"
      },
      "option_states": {
        "environ_requested": [
          {
            "name": "*",
            "type": "USERVAR"
          }
        ],
        "server_offered": {
          "0x55": false,
          "0x56": false,
          "0x58": false,
          "0x70": false,
          "CHARSET": true,
          "EOR": true,
          "GMCP": true,
          "MSSP": false
        },
        "server_requested": {
          "0x60": false,
          "NAWS": true,
          "NEW_ENVIRON": true,
          "TTYPE": true
        }
      },
      "timing": {
        "probe": 0.504584550857544,
        "total": 1.0060505867004395
      }
    }
  },
  "sessions": [
    {
      "connected": "2026-02-08T04:51:26.268455+00:00",
      "host": "cryosphere.org",
      "ip": "176.126.241.96",
      "port": 6666
    }
  ]
}

Connection Log

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

DEBUG client.py:770 Fingerprint client: host=cryosphere.org port=6666
INFO client_base.py:174 Connected to <Peer 176.126.241.96 6666>
DEBUG stream_writer.py:692 recv IAC WILL b'X'
DEBUG stream_writer.py:708 WILL b'X' unsolicited
DEBUG stream_writer.py:1863 handle_will(b'X')
DEBUG stream_writer.py:3030 remote_option[b'X'] = False
DEBUG stream_writer.py:933 send IAC DONT b'X'
WARNING stream_writer.py:1968 Unhandled: WILL b'X'.
DEBUG stream_writer.py:692 recv IAC WILL MCCP2_COMPRESS
DEBUG stream_writer.py:708 WILL MCCP2_COMPRESS unsolicited
DEBUG stream_writer.py:1863 handle_will(MCCP2_COMPRESS)
DEBUG stream_writer.py:3030 remote_option[MCCP2_COMPRESS] = False
DEBUG stream_writer.py:933 send IAC DONT MCCP2_COMPRESS
WARNING stream_writer.py:1968 Unhandled: WILL MCCP2_COMPRESS.
DEBUG stream_writer.py:692 recv IAC WILL MCCP_COMPRESS
DEBUG stream_writer.py:708 WILL MCCP_COMPRESS unsolicited
DEBUG stream_writer.py:1863 handle_will(MCCP_COMPRESS)
DEBUG stream_writer.py:3030 remote_option[MCCP_COMPRESS] = False
DEBUG stream_writer.py:933 send IAC DONT MCCP_COMPRESS
WARNING stream_writer.py:1968 Unhandled: WILL MCCP_COMPRESS.
DEBUG stream_writer.py:692 recv IAC DO NEW_ENVIRON
DEBUG stream_writer.py:1733 handle_do(NEW_ENVIRON)
DEBUG stream_writer.py:3030 pending_option[WILL + NEW_ENVIRON] = True
DEBUG stream_writer.py:933 send IAC WILL NEW_ENVIRON
DEBUG stream_writer.py:3030 pending_option[SB + NEW_ENVIRON] = True
DEBUG stream_writer.py:3030 local_option[NEW_ENVIRON] = True
DEBUG stream_writer.py:3030 pending_option[WILL + NEW_ENVIRON] = False
DEBUG stream_writer.py:692 recv IAC WILL EOR
DEBUG stream_writer.py:708 WILL EOR unsolicited
DEBUG stream_writer.py:1863 handle_will(EOR)
DEBUG stream_writer.py:3030 pending_option[DO + EOR] = True
DEBUG stream_writer.py:933 send IAC DO EOR
DEBUG stream_writer.py:3030 remote_option[EOR] = True
DEBUG stream_writer.py:3030 pending_option[DO + EOR] = False
DEBUG stream_writer.py:692 recv IAC DO TTYPE
DEBUG stream_writer.py:1733 handle_do(TTYPE)
DEBUG stream_writer.py:3030 pending_option[WILL + TTYPE] = True
DEBUG stream_writer.py:933 send IAC WILL TTYPE
DEBUG stream_writer.py:3030 pending_option[SB + TTYPE] = True
DEBUG stream_writer.py:3030 local_option[TTYPE] = True
DEBUG stream_writer.py:3030 pending_option[WILL + TTYPE] = False
DEBUG stream_writer.py:692 recv IAC DO NAWS
DEBUG stream_writer.py:1733 handle_do(NAWS)
DEBUG stream_writer.py:3030 pending_option[WILL + NAWS] = True
DEBUG stream_writer.py:933 send IAC WILL NAWS
DEBUG stream_writer.py:2300 send IAC SB NAWS (rows=25, cols=80) IAC SE
DEBUG stream_writer.py:3030 local_option[NAWS] = True
DEBUG stream_writer.py:3030 pending_option[WILL + NAWS] = False
DEBUG stream_writer.py:692 recv IAC WILL b'p'
DEBUG stream_writer.py:708 WILL b'p' unsolicited
DEBUG stream_writer.py:1863 handle_will(b'p')
DEBUG stream_writer.py:3030 remote_option[b'p'] = False
DEBUG stream_writer.py:933 send IAC DONT b'p'
WARNING stream_writer.py:1968 Unhandled: WILL b'p'.
DEBUG stream_writer.py:692 recv IAC WILL MSSP
DEBUG stream_writer.py:708 WILL MSSP unsolicited
DEBUG stream_writer.py:1863 handle_will(MSSP)
DEBUG stream_writer.py:3030 pending_option[DO + MSSP] = True
DEBUG stream_writer.py:933 send IAC DO MSSP
DEBUG stream_writer.py:3030 remote_option[MSSP] = True
DEBUG stream_writer.py:3030 pending_option[DO + MSSP] = False
DEBUG stream_writer.py:692 recv IAC WILL CHARSET
DEBUG stream_writer.py:710 WILL CHARSET (bi-directional capability exchange)
DEBUG stream_writer.py:1863 handle_will(CHARSET)
DEBUG stream_writer.py:3030 pending_option[DO + CHARSET] = True
DEBUG stream_writer.py:933 send IAC DO CHARSET
DEBUG stream_writer.py:3030 remote_option[CHARSET] = True
DEBUG stream_writer.py:3030 pending_option[DO + CHARSET] = False
DEBUG stream_writer.py:692 recv IAC WILL GMCP
DEBUG stream_writer.py:708 WILL GMCP unsolicited
DEBUG stream_writer.py:1863 handle_will(GMCP)
DEBUG stream_writer.py:3030 pending_option[DO + GMCP] = True
DEBUG stream_writer.py:933 send IAC DO GMCP
DEBUG stream_writer.py:3030 remote_option[GMCP] = True
DEBUG stream_writer.py:3030 pending_option[DO + GMCP] = False
DEBUG stream_writer.py:692 recv IAC DO b'`'
DEBUG stream_writer.py:1733 handle_do(b'`')
DEBUG stream_writer.py:1811 DO b'`' not supported.
DEBUG stream_writer.py:3030 local_option[b'`'] = False
DEBUG stream_writer.py:933 send IAC WONT b'`'
DEBUG stream_writer.py:684 begin sub-negotiation SB NEW_ENVIRON
DEBUG stream_writer.py:671 sub-negotiation cmd NEW_ENVIRON SE completion byte
DEBUG stream_writer.py:3030 pending_option[SB + NEW_ENVIRON] = False
DEBUG stream_writer.py:2243 recv NEW_ENVIRON SEND (all)
DEBUG stream_writer.py:2266 env send: =''
DEBUG stream_writer.py:1306 IAC EOR: End of Record (unhandled).
DEBUG stream_writer.py:684 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:671 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:3030 pending_option[SB + TTYPE] = False
DEBUG stream_writer.py:2197 recv TTYPE SEND: b''
DEBUG stream_writer.py:2208 send IAC SB TTYPE IS b'VT100' IAC SE
DEBUG client_base.py:460 negotiation complete after 0.04s.
DEBUG stream_writer.py:684 begin sub-negotiation SB MSSP
DEBUG stream_writer.py:671 sub-negotiation cmd MSSP SE completion byte
DEBUG stream_writer.py:2025 [SB + MSSP] unsolicited
DEBUG stream_writer.py:1637 MSSP: {'NAME': 'Cryosphere', 'PLAYERS': '5', 'UPTIME': '1770558465', 'CODEBASE': 'MusicMUD 3.0',
    'CREATED': '1997', 'IP': '176.126.241.96', 'LANGUAGE': 'English', 'LOCATION': 'United Kingdom', 'PORT': '6666', 'SSL': '6766',
    'WEBSITE': 'https://cryosphere.org/', 'FAMILY': 'MusicMUD', 'GENRE': 'Science Fiction', 'GAMEPLAY': 'Questing', 'STATUS':
    'Live', 'ANSI': '1', 'UTF-8': '1', 'VT100': '1', 'XTERM 256 COLORS': '1', 'XTERM TRUE COLORS': '1', 'PAY TO PLAY': '0', 'PAY
    FOR PERKS': '0', 'HIRING BUILDERS': '0', 'HIRING CODERS': '0'}
DEBUG stream_writer.py:692 recv IAC WONT MSSP
DEBUG stream_writer.py:1985 handle_wont(MSSP)
DEBUG stream_writer.py:3030 remote_option[MSSP] = False
DEBUG stream_writer.py:684 begin sub-negotiation SB CHARSET
DEBUG stream_writer.py:671 sub-negotiation cmd CHARSET SE completion byte
DEBUG stream_writer.py:2025 [SB + CHARSET] unsolicited
DEBUG client.py:266 encoding negotiated: UTF-8
DEBUG stream_writer.py:2105 send IAC SB CHARSET ACCEPTED UTF-8 IAC SE
DEBUG stream_writer.py:684 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:671 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:2025 [SB + TTYPE] unsolicited
DEBUG stream_writer.py:2197 recv TTYPE SEND: b''
DEBUG stream_writer.py:2208 send IAC SB TTYPE IS b'VT100' IAC SE
DEBUG stream_writer.py:684 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:671 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:2025 [SB + TTYPE] unsolicited
DEBUG stream_writer.py:2197 recv TTYPE SEND: b''
DEBUG stream_writer.py:2208 send IAC SB TTYPE IS b'VT100' IAC SE
DEBUG client_base.py:88 EOF from server, closing.
INFO client_base.py:105 Connection closed to <Peer 176.126.241.96 6666>
INFO fingerprinting.py:746 connection for server fingerprint 6ee5b43c3505410d

Generated by telnetlib3-fingerprint

telnetlib3-fingerprint --loglevel=debug cryosphere.org 6666