dcastle.org

dcastle.org:23

Telnet Fingerprint

8d9ec9f191ea1be9…

This fingerprint is shared by 110 other servers.

Data source: 8d9ec9f191ea1be9/a597b45eafcc87b7.json

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

{
  "server-probe": {
    "fingerprint": "8d9ec9f191ea1be9",
    "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": []
    },
    "session_data": {
      "banner_after_return": " _ `|  __| __| |  _ \\ |=|\n\r|=| |'@) ; `,    ,~~~~d8888888888888b   '  ...   |    (   |\\__ \\ |   |  __/ |/|\n\r|/| ,`/_.' |==~''##a. 888 `.888   888       ... \\____\\__,_|____/\\__|_|\\___| |=|\n\r|=| `.__\\_/ `     *#a.      `.  ....    ; .....                             |/|\n\r(o)===========================`.======,;====================================(o)\n\r|=|                             `~~a~''                                     |/|\n\r|/|                                a#             www.dcastle.org           |=|\n\r|=|                                 #*                                      |/|\n\r|/|                           dcastle.org  telnet ports: 23, 6969           |=|\n\r|=|                                        SSL/TSL port: 6970               |/|\n\r(o)=========================================================================(o)\n\r\n\rWhat name for the roster? ",
      "banner_before_return": "\r\n   Based on DIKUMUD by M.Seifert, H.Staerfeldt, S.Hammer, T.Madsen, K.Nyboe\n\r(o)=========================================================================(o)\n\r|/|   ..... ..... ...................... ...... ..                          |=|\n\r|=|  .....  .... ........ ...  ........... .. .. .                          |/|\n\r|/|....   .....  ... d Y88888888888P b  .... ... .                          |=|\n\r|=|      .. ....  d8888 Y888888888P 8888b    ....                           |/|\n\r|/|   ,-.        d888888a888888888a888888b  ...     __ \\             |      |=|\n\r|=| (<@) )_     88P'   `Y888888888P'   `Y88   ..    |   |  _ `|  __| |  /   |/|\n\r|/| \\ /  ; )   ,,~~~.    Y8888888P       Y88 .      |   | (   | |      <    |=|\n\r|=| /``-*==' ,''8    '~~~ 8888888~~''``.  888 ..   ____/ \\__,_|_|   _|\\_\\   |/|\n\r|/| `--'}`~~' 888&aaaaaaa88P'8`Y88aaaaaa`.888  ...                          |=|\n\r|=|   __       Y8888888888P  8  Y88888888;8P      ___|           |   |      |/|\n\r|/|  ;-.\\__            888bod8bod888     ;  ...  |    ",
      "encoding": "ascii",
      "option_states": {
        "server_offered": {},
        "server_requested": {}
      },
      "timing": {
        "probe": 0.5040764808654785,
        "total": 1.0048060417175293
      }
    }
  },
  "sessions": [
    {
      "connected": "2026-02-08T04:45:41.874203+00:00",
      "host": "dcastle.org",
      "ip": "72.14.179.114",
      "port": 23
    }
  ]
}

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=dcastle.org port=23
INFO client_base.py:174 Connected to <Peer 72.14.179.114 23>
DEBUG stream_writer.py:1287 IAC GA: Go-Ahead (unhandled).
DEBUG client_base.py:460 negotiation complete after 2.01s.
DEBUG client_base.py:88 EOF from server, closing.
INFO client_base.py:105 Connection closed to <Peer 72.14.179.114 23>
INFO fingerprinting.py:746 connection for server fingerprint c2dd7d4e76383b41

Generated by telnetlib3-fingerprint

telnetlib3-fingerprint --loglevel=debug dcastle.org 23