opinsane.noip.me:23

Connection Banner:

opinsane.noip.me:23

Encoding

  • Effective encoding: cp437

  • Scanner detected: ascii

Telnet Fingerprint

6f89a0fd4a600ada…

This fingerprint is unique to this server.

Options offered by server: BINARY, ECHO, SGA

Options requested from client: SGA

Data source: 6f89a0fd4a600ada/8550f57802669e29.json

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

{
  "server-probe": {
    "fingerprint": "6f89a0fd4a600ada",
    "fingerprint-data": {
      "offered-options": [
        "BINARY",
        "ECHO",
        "SGA"
      ],
      "probed-protocol": "server",
      "refused-options": [
        "AARDWOLF",
        "ATCP",
        "CHARSET",
        "COM_PORT",
        "EOR",
        "GMCP",
        "MSDP",
        "MSP",
        "MSSP",
        "MXP",
        "STATUS",
        "ZMP"
      ],
      "requested-options": [
        "SGA"
      ],
      "scan-type": "quick"
    },
    "session_data": {
      "banner_after_return": "",
      "banner_before_return": "\b\b\b\b\b\b      \b\b\b\b\b\b\r\n\u001b[6n\b\b\b   \b\b\b",
      "encoding": "ascii",
      "option_states": {
        "server_offered": {
          "BINARY": true,
          "ECHO": true,
          "SGA": true
        },
        "server_requested": {
          "SGA": true
        }
      },
      "scan_type": "quick",
      "timing": {
        "probe": 0.5045158863067627,
        "total": 5.008446931838989
      }
    }
  },
  "sessions": [
    {
      "connected": "2026-02-09T19:35:36.944649+00:00",
      "host": "opinsane.noip.me",
      "ip": "184.99.51.34",
      "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:863 Fingerprint client: host=opinsane.noip.me port=23
INFO client_base.py:174 Connected to <Peer 184.99.51.34 23>
DEBUG stream_writer.py:706 recv IAC WILL ECHO
DEBUG stream_writer.py:722 WILL ECHO unsolicited
DEBUG stream_writer.py:1897 handle_will(ECHO)
DEBUG stream_writer.py:3167 pending_option[DO + ECHO] = True
DEBUG stream_writer.py:947 send IAC DO ECHO
DEBUG stream_writer.py:3167 remote_option[ECHO] = True
DEBUG stream_writer.py:3167 pending_option[DO + ECHO] = False
DEBUG stream_writer.py:706 recv IAC WILL SGA
DEBUG stream_writer.py:722 WILL SGA unsolicited
DEBUG stream_writer.py:1897 handle_will(SGA)
DEBUG stream_writer.py:3167 pending_option[DO + SGA] = True
DEBUG stream_writer.py:947 send IAC DO SGA
DEBUG stream_writer.py:3167 remote_option[SGA] = True
DEBUG stream_writer.py:3167 pending_option[DO + SGA] = False
DEBUG stream_writer.py:706 recv IAC DO SGA
DEBUG stream_writer.py:1767 handle_do(SGA)
DEBUG stream_writer.py:3167 pending_option[WILL + SGA] = True
DEBUG stream_writer.py:947 send IAC WILL SGA
DEBUG stream_writer.py:3167 local_option[SGA] = True
DEBUG stream_writer.py:3167 pending_option[WILL + SGA] = False
DEBUG stream_writer.py:706 recv IAC WILL BINARY
DEBUG stream_writer.py:722 WILL BINARY unsolicited
DEBUG stream_writer.py:1897 handle_will(BINARY)
DEBUG stream_writer.py:3167 pending_option[DO + BINARY] = True
DEBUG stream_writer.py:947 send IAC DO BINARY
DEBUG stream_writer.py:3167 remote_option[BINARY] = True
DEBUG stream_writer.py:3167 pending_option[DO + BINARY] = False
DEBUG client_base.py:460 negotiation complete after 2.00s.
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
DEBUG client_base.py:88 EOF from server, closing.
INFO client_base.py:105 Connection closed to <Peer 184.99.51.34 23>
INFO fingerprinting.py:737 new server fingerprint 6f89a0fd4a600ada

Generated by telnetlib3-fingerprint

telnetlib3-fingerprint --loglevel=debug opinsane.noip.me 23