bbs.centronian.ca:6400

Connection Banner:

     CENTRONIAN BBS


petscii - 80col (8)
petscii - 40col (4)
petscii - 22col (2)
ascii w/ echo   (e)
linux or vt100  (l)

>

bbs.centronian.ca:6400

Encoding

Effective encoding: cp437
Scanner detected: ascii

Telnet Fingerprint

a8a260cc4662430c…

This fingerprint is shared by 169 other servers.

Data source: a8a260cc4662430c/a5f255f5c70fc8d4.json

The complete JSON record collected during the scan, including Telnet negotiation results and banner data.

{
  "server-probe": {
    "fingerprint": "a8a260cc4662430c",
    "fingerprint-data": {
      "offered-options": [],
      "probed-protocol": "server",
      "refused-options": [
        "AARDWOLF",
        "ATCP",
        "BINARY",
        "CHARSET",
        "COM_PORT",
        "ECHO",
        "EOR",
        "GMCP",
        "MSDP",
        "MSP",
        "MSSP",
        "MXP",
        "SGA",
        "STATUS",
        "ZMP"
      ],
      "requested-options": [],
      "scan-type": "quick"
    },
    "session_data": {
      "banner_after_return": "\r\n\rpetscii - 80col (8)\n\rpetscii - 40col (4)\n\rpetscii - 22col (2)\n\rascii w/ echo   (e)\n\rlinux or vt100  (l)\n\r\n\r>  \n",
      "banner_before_return": "\u000e\n\r     CENTRONIAN BBS\n\r\n\r\n\rpetscii - 80col (8)\n\rpetscii - 40col (4)\n\rpetscii - 22col (2)\n\rascii w/ echo   (e)\n\rlinux or vt100  (l)\n\r\n\r>  ",
      "encoding": "ascii",
      "option_states": {
        "server_offered": {},
        "server_requested": {}
      },
      "scan_type": "quick",
      "timing": {
        "probe": 0.5056419372558594,
        "total": 5.236660480499268
      }
    }
  },
  "sessions": [
    {
      "connected": "2026-02-09T19:35:07.129444+00:00",
      "host": "bbs.centronian.ca",
      "ip": "154.5.231.24",
      "port": 6400
    }
  ]
}

Connection Log

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

DEBUG client.py:863 Fingerprint client: host=bbs.centronian.ca port=6400
INFO client_base.py:174 Connected to <Peer 154.5.231.24 6400>
DEBUG client_base.py:460 negotiation complete after 2.00s.
DEBUG stream_writer.py:3167 pending_option[DO + BINARY] = True
DEBUG stream_writer.py:947 send IAC DO BINARY
DEBUG stream_writer.py:3167 pending_option[DO + SGA] = True
DEBUG stream_writer.py:947 send IAC DO SGA
DEBUG stream_writer.py:3167 pending_option[DO + ECHO] = True
DEBUG stream_writer.py:947 send IAC DO ECHO
DEBUG stream_writer.py:3167 pending_option[DO + STATUS] = True
DEBUG stream_writer.py:947 send IAC DO STATUS
DEBUG stream_writer.py:3167 pending_option[DO + CHARSET] = True
DEBUG stream_writer.py:947 send IAC DO CHARSET
DEBUG stream_writer.py:3167 pending_option[DO + EOR] = True
DEBUG stream_writer.py:947 send IAC DO EOR
DEBUG stream_writer.py:3167 pending_option[DO + COM_PORT_OPTION] = True
DEBUG stream_writer.py:947 send IAC DO COM_PORT_OPTION
DEBUG stream_writer.py:3167 pending_option[DO + GMCP] = True
DEBUG stream_writer.py:947 send IAC DO GMCP
DEBUG stream_writer.py:3167 pending_option[DO + MSDP] = True
DEBUG stream_writer.py:947 send IAC DO MSDP
DEBUG stream_writer.py:3167 pending_option[DO + MSSP] = True
DEBUG stream_writer.py:947 send IAC DO MSSP
DEBUG stream_writer.py:3167 pending_option[DO + MSP] = True
DEBUG stream_writer.py:947 send IAC DO MSP
DEBUG stream_writer.py:3167 pending_option[DO + MXP] = True
DEBUG stream_writer.py:947 send IAC DO MXP
DEBUG stream_writer.py:3167 pending_option[DO + ZMP] = True
DEBUG stream_writer.py:947 send IAC DO ZMP
DEBUG stream_writer.py:3167 pending_option[DO + AARDWOLF] = True
DEBUG stream_writer.py:947 send IAC DO AARDWOLF
DEBUG stream_writer.py:3167 pending_option[DO + ATCP] = True
DEBUG stream_writer.py:947 send IAC DO ATCP
INFO fingerprinting.py:746 connection for server fingerprint a8a260cc4662430c
INFO client_base.py:105 Connection closed to <Peer 154.5.231.24 6400>

Generated by telnetlib3-fingerprint

telnetlib3-fingerprint --loglevel=debug bbs.centronian.ca 6400