ptt2.cc:23

Connection Banner:

Ptt2 即日起關閉無加密的 telnet 連線方式。 請使用者轉換到安全的加密連線方式, 目前 Ptt2 支援 Websocket 與 ssh。 若您先前使用無加密的 telnet 連線方式, 建議您在轉換到加密連線後, 儘速更換您的密碼。

Server URLs

Server Location: 🇹🇼 Taiwan (GeoIP)

Encoding

  • Effective encoding: big5 (with ambiguous width as wide)

  • Override: big5 (from bbslist.txt)

  • Scanner detected: big5

Telnet Fingerprint

e89ffa4fe5c32389

This fingerprint is shared by 99 other servers.

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

Show JSON
{
  "server-probe": {
    "fingerprint": "e89ffa4fe5c32389",
    "fingerprint-data": {
      "offered-options": [],
      "probed-protocol": "server",
      "refused-options": [
        "AARDWOLF",
        "ATCP",
        "BINARY",
        "CHARSET",
        "COM_PORT",
        "ECHO",
        "EOR",
        "GMCP",
        "MCCP2",
        "MCCP3",
        "MSDP",
        "MSP",
        "MSSP",
        "MXP",
        "SGA",
        "STATUS",
        "ZMP"
      ],
      "requested-options": [],
      "scan-type": "quick"
    },
    "session_data": {
      "banner_after_return": "",
      "banner_before_return": "Ptt2 \u5373\u65e5\u8d77\u95dc\u9589\u7121\u52a0\u5bc6\u7684 telnet \u9023\u7dda\u65b9\u5f0f\u3002\r\n\r\n\u8acb\u4f7f\u7528\u8005\u8f49\u63db\u5230\u5b89\u5168\u7684\u52a0\u5bc6\u9023\u7dda\u65b9\u5f0f\uff0c\r\n\u76ee\u524d Ptt2 \u652f\u63f4 Websocket \u8207 ssh\u3002\r\n\r\n\u82e5\u60a8\u5148\u524d\u4f7f\u7528\u7121\u52a0\u5bc6\u7684 telnet \u9023\u7dda\u65b9\u5f0f\uff0c\r\n\u5efa\u8b70\u60a8\u5728\u8f49\u63db\u5230\u52a0\u5bc6\u9023\u7dda\u5f8c\uff0c\r\n\u5118\u901f\u66f4\u63db\u60a8\u7684\u5bc6\u78bc\u3002\r\n\r\n",
      "dsr_replies": 0,
      "dsr_requests": 0,
      "encoding": "big5",
      "option_states": {
        "server_offered": {},
        "server_requested": {}
      },
      "scan_type": "quick",
      "timing": {
        "probe": 0.5325491428375244,
        "total": 11.043378591537476
      }
    }
  },
  "sessions": [
    {
      "connected": "2026-03-07T04:13:03.895539+00:00",
      "host": "ptt2.cc",
      "ip": "140.112.172.12",
      "port": 23
    }
  ]
}

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 ptt2.cc 23
Show Logfile
DEBUG client.py:1193 Fingerprint client: host=ptt2.cc port=23
INFO client_base.py:186 Connected to <Peer 140.112.172.12 23>
DEBUG stream_writer.py:3330 pending_option[WILL + MXP] = True
DEBUG stream_writer.py:1019 send IAC WILL MXP
DEBUG stream_writer.py:3330 pending_option[WILL + ATCP] = True
DEBUG stream_writer.py:1019 send IAC WILL ATCP
DEBUG stream_writer.py:3330 pending_option[WILL + MCCP3_COMPRESS] = True
DEBUG stream_writer.py:1019 send IAC WILL MCCP3_COMPRESS
DEBUG stream_writer.py:3330 pending_option[WILL + GMCP] = True
DEBUG stream_writer.py:1019 send IAC WILL GMCP
DEBUG stream_writer.py:3330 pending_option[WILL + AARDWOLF] = True
DEBUG stream_writer.py:1019 send IAC WILL AARDWOLF
DEBUG stream_writer.py:3330 pending_option[WILL + MSP] = True
DEBUG stream_writer.py:1019 send IAC WILL MSP
DEBUG stream_writer.py:3330 pending_option[WILL + MSDP] = True
DEBUG stream_writer.py:1019 send IAC WILL MSDP
DEBUG stream_writer.py:3330 pending_option[WILL + MSSP] = True
DEBUG stream_writer.py:1019 send IAC WILL MSSP
DEBUG stream_writer.py:3330 pending_option[WILL + ZMP] = True
DEBUG stream_writer.py:1019 send IAC WILL ZMP
DEBUG stream_writer.py:3330 pending_option[WILL + MCCP2_COMPRESS] = True
DEBUG stream_writer.py:1019 send IAC WILL MCCP2_COMPRESS
DEBUG stream_writer.py:3330 pending_option[DO + MXP] = True
DEBUG stream_writer.py:1019 send IAC DO MXP
DEBUG stream_writer.py:3330 pending_option[DO + ATCP] = True
DEBUG stream_writer.py:1019 send IAC DO ATCP
DEBUG stream_writer.py:3330 pending_option[DO + MCCP3_COMPRESS] = True
DEBUG stream_writer.py:1019 send IAC DO MCCP3_COMPRESS
DEBUG stream_writer.py:3330 pending_option[DO + GMCP] = True
DEBUG stream_writer.py:1019 send IAC DO GMCP
DEBUG stream_writer.py:3330 pending_option[DO + AARDWOLF] = True
DEBUG stream_writer.py:1019 send IAC DO AARDWOLF
DEBUG stream_writer.py:3330 pending_option[DO + MSP] = True
DEBUG stream_writer.py:1019 send IAC DO MSP
DEBUG stream_writer.py:3330 pending_option[DO + MSDP] = True
DEBUG stream_writer.py:1019 send IAC DO MSDP
DEBUG stream_writer.py:3330 pending_option[DO + MSSP] = True
DEBUG stream_writer.py:1019 send IAC DO MSSP
DEBUG stream_writer.py:3330 pending_option[DO + ZMP] = True
DEBUG stream_writer.py:1019 send IAC DO ZMP
DEBUG stream_writer.py:3330 pending_option[DO + MCCP2_COMPRESS] = True
DEBUG stream_writer.py:1019 send IAC DO MCCP2_COMPRESS
DEBUG client_base.py:499 negotiation failed after 4.01s.
DEBUG client_base.py:505 failed-reply: 'WILL MXP, WILL ATCP, WILL MCCP3_COMPRESS, WILL GMCP, WILL AARDWOLF, WILL MSP, WILL MSDP,
    WILL MSSP, WILL ZMP, WILL MCCP2_COMPRESS, DO MXP, DO ATCP, DO MCCP3_COMPRESS, DO GMCP, DO AARDWOLF, DO MSP, DO MSDP, DO MSSP,
    DO ZMP, DO MCCP2_COMPRESS'
DEBUG stream_writer.py:3330 pending_option[DO + BINARY] = True
DEBUG stream_writer.py:1019 send IAC DO BINARY
DEBUG stream_writer.py:3330 pending_option[DO + SGA] = True
DEBUG stream_writer.py:1019 send IAC DO SGA
DEBUG stream_writer.py:3330 pending_option[DO + ECHO] = True
DEBUG stream_writer.py:1019 send IAC DO ECHO
DEBUG stream_writer.py:3330 pending_option[DO + STATUS] = True
DEBUG stream_writer.py:1019 send IAC DO STATUS
DEBUG stream_writer.py:3330 pending_option[DO + CHARSET] = True
DEBUG stream_writer.py:1019 send IAC DO CHARSET
DEBUG stream_writer.py:3330 pending_option[DO + EOR] = True
DEBUG stream_writer.py:1019 send IAC DO EOR
DEBUG stream_writer.py:3330 pending_option[DO + COM_PORT_OPTION] = True
DEBUG stream_writer.py:1019 send IAC DO COM_PORT_OPTION
DEBUG stream_writer.py:993 skip DO MCCP2_COMPRESS; pending_option = True
DEBUG stream_writer.py:993 skip DO MCCP3_COMPRESS; pending_option = True
DEBUG stream_writer.py:993 skip DO GMCP; pending_option = True
DEBUG stream_writer.py:993 skip DO MSDP; pending_option = True
DEBUG stream_writer.py:993 skip DO MSSP; pending_option = True
DEBUG stream_writer.py:993 skip DO MSP; pending_option = True
DEBUG stream_writer.py:993 skip DO MXP; pending_option = True
DEBUG stream_writer.py:993 skip DO ZMP; pending_option = True
DEBUG stream_writer.py:993 skip DO AARDWOLF; pending_option = True
DEBUG stream_writer.py:993 skip DO ATCP; pending_option = True
INFO fingerprinting.py:755 connection for server fingerprint e89ffa4fe5c32389
INFO client_base.py:118 Connection closed to <Peer 140.112.172.12 23>