dsl-mud.org

Do you want color? (Y/N) ->
Please answer (Y/N)?

dsl-mud.org:4000 ⎘

Telnet Fingerprint

8230b57f2279de84…

This fingerprint is shared by 102 other servers.

Data source: 8230b57f2279de84/3afc686fd52fc23d.json

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

{
  "server-probe": {
    "fingerprint": "8230b57f2279de84",
    "fingerprint-data": {
      "offered-options": [],
      "probed-protocol": "server",
      "refused-options": [
        "BINARY",
        "CHARSET",
        "COM_PORT",
        "ECHO",
        "EOR",
        "SGA",
        "STATUS"
      ],
      "requested-options": [],
      "scan-type": "quick"
    },
    "session_data": {
      "banner_after_return": "Please answer (Y/N)? ",
      "banner_before_return": "\n\rDo you want color? (Y/N) -> ",
      "encoding": "ascii",
      "option_states": {
        "server_offered": {},
        "server_requested": {}
      },
      "scan_type": "quick",
      "timing": {
        "probe": 0.5022892951965332,
        "total": 3.1431467533111572
      }
    }
  },
  "sessions": [
    {
      "connected": "2026-02-08T17:14:41.401419+00:00",
      "host": "dsl-mud.org",
      "ip": "50.28.75.53",
      "port": 4000
    }
  ]
}

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=dsl-mud.org port=4000
INFO client_base.py:174 Connected to <Peer 50.28.75.53 4000>
DEBUG client_base.py:460 negotiation complete after 2.00s.
DEBUG stream_writer.py:3030 pending_option[DO + BINARY] = True
DEBUG stream_writer.py:933 send IAC DO BINARY
DEBUG stream_writer.py:3030 pending_option[DO + SGA] = True
DEBUG stream_writer.py:933 send IAC DO SGA
DEBUG stream_writer.py:3030 pending_option[DO + ECHO] = True
DEBUG stream_writer.py:933 send IAC DO ECHO
DEBUG stream_writer.py:3030 pending_option[DO + STATUS] = True
DEBUG stream_writer.py:933 send IAC DO STATUS
DEBUG stream_writer.py:3030 pending_option[DO + CHARSET] = True
DEBUG stream_writer.py:933 send IAC DO CHARSET
DEBUG stream_writer.py:3030 pending_option[DO + EOR] = True
DEBUG stream_writer.py:933 send IAC DO EOR
DEBUG stream_writer.py:3030 pending_option[DO + COM_PORT_OPTION] = True
DEBUG stream_writer.py:933 send IAC DO COM_PORT_OPTION
DEBUG stream_writer.py:3030 pending_option[DO + GMCP] = True
DEBUG stream_writer.py:933 send IAC DO GMCP
DEBUG stream_writer.py:3030 pending_option[DO + MSDP] = True
DEBUG stream_writer.py:933 send IAC DO MSDP
DEBUG stream_writer.py:3030 pending_option[DO + MSSP] = True
DEBUG stream_writer.py:933 send IAC DO MSSP
DEBUG stream_writer.py:3030 pending_option[DO + MSP] = True
DEBUG stream_writer.py:933 send IAC DO MSP
DEBUG stream_writer.py:3030 pending_option[DO + MXP] = True
DEBUG stream_writer.py:933 send IAC DO MXP
DEBUG stream_writer.py:3030 pending_option[DO + ZMP] = True
DEBUG stream_writer.py:933 send IAC DO ZMP
DEBUG stream_writer.py:3030 pending_option[DO + AARDWOLF] = True
DEBUG stream_writer.py:933 send IAC DO AARDWOLF
DEBUG stream_writer.py:3030 pending_option[DO + ATCP] = True
DEBUG stream_writer.py:933 send IAC DO ATCP
INFO fingerprinting.py:746 connection for server fingerprint a8a260cc4662430c
INFO client_base.py:105 Connection closed to <Peer 50.28.75.53 4000>

Generated by telnetlib3-fingerprint

telnetlib3-fingerprint --loglevel=debug dsl-mud.org 4000