tbaMUD

Connection Banner:

Server URLs

Telnet: telnet://173.230.135.147:4000

Server Info

Players online: 1 [1]
Uptime: 4 days
Server Location: 🇺🇸 United States (GeoIP)

Protocol Support

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

MSSP: Yes (MSSP)
GMCP: No
MSDP: Negotiated
MCCP: No
MCCP2: No
MXP: Negotiated
MSP: Negotiated
MCP: No
ZMP: No

Telnet Fingerprint

2d1d3bcf28abae7b

This fingerprint is shared by 54 other servers.

Options requested from client: ATCP, CHARSET, MXP, NAWS, TTYPE

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

Show JSON

{
  "server-probe": {
    "fingerprint": "2d1d3bcf28abae7b",
    "fingerprint-data": {
      "offered-options": [],
      "probed-protocol": "server",
      "refused-options": [],
      "requested-options": [
        "ATCP",
        "CHARSET",
        "MXP",
        "NAWS",
        "TTYPE"
      ],
      "scan-type": "quick"
    },
    "session_data": {
      "banner_after_return": "",
      "banner_before_return": "\r\nAttempting to Detect Client, Please Wait...\r\n\u001b[7z\r\n\u001b[H\u001b[J\u001b[38;5;214m[\u001b[38;5;208mClient\u001b[38;5;214m] \u001b[38;5;145mxterm-256color\u001b[0;00m | \u001b[38;5;214m[\u001b[38;5;208mColors\u001b[38;5;214m] \u001b[38;5;145m256\u001b[0;00m | \u001b[38;5;214m[\u001b[38;5;208mMXP\u001b[38;5;214m] \u001b[38;5;145mYes\u001b[0;00m | \u001b[38;5;214m[\u001b[38;5;208mMSDP\u001b[38;5;214m] \u001b[38;5;145mYes\u001b[0;00m | \u001b[38;5;214m[\u001b[38;5;208mATCP\u001b[38;5;214m] \u001b[38;5;145mNo\u001b[0;00m\r\n\r\n                               T  B  A  M  U  D\r\n                                   2 0 2 5 \r\n\r\n   Based on CircleMUD by Jeremy Elson and DikuMUD by Hans-Henrik Staerfeldt,\r\n        Katja Nyboe, Tom Madsen, Michael Seifert, and Sebastian Hammer\r\n\r\nBy what name do you wish to be known? ",
      "dsr_replies": 0,
      "dsr_requests": 0,
      "encoding": "UTF-8",
      "mssp": {
        "CRAWL DELAY": "-1",
        "NAME": "tbaMUD",
        "PLAYERS": "1",
        "UPTIME": "1770664234"
      },
      "mxp": [
        "activated"
      ],
      "option_states": {
        "server_offered": {
          "MSDP": true,
          "MSP": true,
          "MSSP": true
        },
        "server_requested": {
          "ATCP": true,
          "CHARSET": true,
          "MXP": true,
          "NAWS": true,
          "TTYPE": true
        }
      },
      "scan_type": "quick",
      "timing": {
        "probe": 0.0,
        "total": 3.8834431171417236
      }
    }
  },
  "sessions": [
    {
      "connected": "2026-02-14T17:11:01.434730+00:00",
      "host": "173.230.135.147",
      "ip": "173.230.135.147",
      "port": 4000
    }
  ]
}

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 173.230.135.147 4000

Show Logfile

DEBUG client.py:965 Fingerprint client: host=173.230.135.147 port=4000
INFO client_base.py:175 Connected to <Peer 173.230.135.147 4000>
DEBUG client_base.py:492 negotiation complete after 0.00s.
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 DO NAWS
DEBUG stream_writer.py:1770 handle_do(NAWS)
DEBUG stream_writer.py:3174 pending_option[WILL + NAWS] = True
DEBUG stream_writer.py:950 send IAC WILL NAWS
DEBUG stream_writer.py:2346 send IAC SB NAWS (rows=25, cols=80) IAC SE
DEBUG stream_writer.py:3174 local_option[NAWS] = True
DEBUG stream_writer.py:3174 pending_option[WILL + NAWS] = False
DEBUG stream_writer.py:707 recv IAC DO CHARSET
DEBUG stream_writer.py:1770 handle_do(CHARSET)
DEBUG stream_writer.py:3174 pending_option[WILL + CHARSET] = True
DEBUG stream_writer.py:950 send IAC WILL CHARSET
DEBUG stream_writer.py:3174 local_option[CHARSET] = True
DEBUG stream_writer.py:3174 pending_option[WILL + CHARSET] = 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 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:707 recv IAC DO ATCP
DEBUG stream_writer.py:1770 handle_do(ATCP)
DEBUG stream_writer.py:3174 pending_option[WILL + ATCP] = True
DEBUG stream_writer.py:950 send IAC WILL ATCP
DEBUG stream_writer.py:3174 local_option[ATCP] = True
DEBUG stream_writer.py:3174 pending_option[WILL + ATCP] = 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 DO MXP
DEBUG stream_writer.py:1770 handle_do(MXP)
DEBUG stream_writer.py:3174 pending_option[WILL + MXP] = True
DEBUG stream_writer.py:950 send IAC WILL MXP
DEBUG stream_writer.py:3174 pending_option[SB + MXP] = True
DEBUG stream_writer.py:3174 local_option[MXP] = True
DEBUG stream_writer.py:3174 pending_option[WILL + MXP] = 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 CHARSET
DEBUG stream_writer.py:686 sub-negotiation cmd CHARSET SE completion byte
DEBUG stream_writer.py:2065 [SB + CHARSET] unsolicited
DEBUG client.py:304 encoding negotiated: UTF-8
DEBUG stream_writer.py:2149 send IAC SB CHARSET ACCEPTED UTF-8 IAC SE
DEBUG stream_writer.py:699 begin sub-negotiation SB MSDP
DEBUG stream_writer.py:686 sub-negotiation cmd MSDP SE completion byte
DEBUG stream_writer.py:2065 [SB + MSDP] unsolicited
DEBUG stream_writer.py:1669 MSDP: {'SERVER_ID': 'tbaMUD'}
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: {'NAME': 'tbaMUD', 'PLAYERS': '1', 'UPTIME': '1770664234', 'CRAWL DELAY': '-1'}
DEBUG stream_writer.py:699 begin sub-negotiation SB MXP
DEBUG stream_writer.py:686 sub-negotiation cmd MXP SE completion byte
DEBUG stream_writer.py:3174 pending_option[SB + MXP] = False
DEBUG stream_writer.py:1682 MXP: b''
DEBUG client_base.py:89 EOF from server, closing.
INFO client_base.py:106 Connection closed to <Peer 173.230.135.147 4000>
INFO fingerprinting.py:746 connection for server fingerprint 2d1d3bcf28abae7b