bookworm.synchro.net:2323

Connection Banner:

Server URLs

bookworm.synchro.net:2323
Website: http://bookworm.synchro.net

Server Location: 🇳🇱 The Netherlands (GeoIP)

Listing

BBS Name: Bookworm BBS (from listing)
Sysop: Marc van Dam
Listed Location: Utrecht, , The Netherlands

BBS Software

Detected: Synchronet

Encoding

Effective encoding: ascii
Scanner detected: cp437

Telnet Fingerprint

d06e080c36c73c6a

This fingerprint is shared by 24 other servers.

Options offered by server: AARDWOLF, ATCP, BINARY, CHARSET, COM_PORT, ECHO, EOR, GMCP, MSDP, MSP, MSSP, MXP, SGA, STATUS, ZMP

Options requested from client: NAWS, NEW_ENVIRON, TSPEED, TTYPE

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

Show JSON

{
  "server-probe": {
    "fingerprint": "d06e080c36c73c6a",
    "fingerprint-data": {
      "offered-options": [
        "AARDWOLF",
        "ATCP",
        "BINARY",
        "CHARSET",
        "COM_PORT",
        "ECHO",
        "EOR",
        "GMCP",
        "MSDP",
        "MSP",
        "MSSP",
        "MXP",
        "SGA",
        "STATUS",
        "ZMP"
      ],
      "probed-protocol": "server",
      "refused-options": [],
      "requested-options": [
        "NAWS",
        "NEW_ENVIRON",
        "TSPEED",
        "TTYPE"
      ],
      "scan-type": "quick"
    },
    "session_data": {
      "banner_after_return": "",
      "banner_before_return": "\r\nSynchronet BBS for Win32  Version 3.20\r\nTelnet connection from: 64.227.40.173\r\nResolving hostname...",
      "dsr_replies": 0,
      "dsr_requests": 0,
      "encoding": "cp437",
      "option_states": {
        "server_offered": {},
        "server_requested": {}
      },
      "scan_type": "quick",
      "timing": {
        "probe": 0.15323591232299805,
        "total": 5.000336170196533
      }
    }
  },
  "sessions": [
    {
      "connected": "2026-02-14T18:05:46.082148+00:00",
      "host": "bookworm.synchro.net",
      "ip": "217.123.32.200",
      "port": 2323
    }
  ]
}

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 bookworm.synchro.net 2323

Show Logfile

DEBUG client.py:1193 Fingerprint client: host=bookworm.synchro.net port=2323
ERROR client.py:1296 bookworm.synchro.net:2323: TCP connection to bookworm.synchro.net:2323 timed out after 30.0s