140.114.87.5

140.114.87.5:443

140.114.87.5:443

Encoding

Effective encoding: cp437
Scanner detected: ascii

Telnet Fingerprint

a8a260cc4662430c…

This fingerprint is shared by 169 other servers.

Data source: a8a260cc4662430c/2b53bc6cc0ea3834.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": "",
      "banner_before_return": "",
      "encoding": "ascii",
      "option_states": {
        "server_offered": {},
        "server_requested": {}
      },
      "scan_type": "quick",
      "timing": {
        "probe": 0.5032062530517578,
        "total": 5.007349729537964
      }
    }
  },
  "sessions": [
    {
      "connected": "2026-02-09T19:31:39.111517+00:00",
      "host": "140.114.87.5",
      "ip": "140.114.87.5",
      "port": 443
    }
  ]
}

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=140.114.87.5 port=443
INFO client_base.py:174 Connected to <Peer 140.114.87.5 443>
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 140.114.87.5 443>

Generated by telnetlib3-fingerprint

telnetlib3-fingerprint --loglevel=debug 140.114.87.5 443

bbs.cs.nthu.edu.tw:23

Connection Banner:

歡迎光臨【 楓橋驛站 】140.114.87.5 ☉ 清大資工 ☉線上有 [6] 片楓葉          

          ▄e▄▄e█ee         ┌─┐ ┬ ┌┬┌┬┬┐
        ee▇▇▇▇e█ █e    木│─│       大   ├┼└┼┼┘      ├┐
     ▌e███████e██e  ╯虫└╯ 木┌─┐ ├┼ ─┬─   立┌┴┐
     █▌███████▌██e             │口┘ └┴┐ ┼       └─┘
   ▌█▌██████████▌▌裺 ′′ ╯ ┼ 
   ▌█e██████▄███▌e             ˙﹒．·歡迎光臨
   ▌██▄████e███e█▌                  ˙﹒．·歡迎光臨
  ▌████████e▄▄██e                       ˙﹒．·歡迎光臨
   ▌█████▄e▄█▄▄█e
    ▌e██e▄█e███▄▌
    eeeeee█e▌███▌e█e
        ▄██e██████  ██▍      e██e          e██e
          ▌██▄▄e██e▌█▄       ████i        ████i
            e████▄ee█▄        █████i      █████i
              e▄e▇██ee           ████i        ████i
            eei████▌ee          炎i█          炎i█
   wfyoy                                     telnet://bbs.cs.nthu.edu.tw     
   [您的帳號]              
   ※ 參觀帳號：guest  申請新帳號：new

bbs.cs.nthu.edu.tw:23

Encoding

Effective encoding: big5
Override: big5 (from bbslist.txt)
Scanner detected: big5

Telnet Fingerprint

6765e0c939dd0e6c…

This fingerprint is shared by 13 other servers.

Options offered by server: ECHO, SGA

Options requested from client: NAWS, TTYPE

Data source: 6765e0c939dd0e6c/f54158c9efd919ce.json

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

{
  "server-probe": {
    "fingerprint": "6765e0c939dd0e6c",
    "fingerprint-data": {
      "offered-options": [
        "ECHO",
        "SGA"
      ],
      "probed-protocol": "server",
      "refused-options": [
        "AARDWOLF",
        "ATCP",
        "BINARY",
        "CHARSET",
        "COM_PORT",
        "EOR",
        "GMCP",
        "MSDP",
        "MSP",
        "MSSP",
        "MXP",
        "STATUS",
        "ZMP"
      ],
      "requested-options": [
        "NAWS",
        "TTYPE"
      ],
      "scan-type": "quick"
    },
    "session_data": {
      "banner_after_return": "\r   [\u60a8\u7684\u5e33\u865f] \u001b[7m             \u001b[m\u001b[24;15H",
      "banner_before_return": "\u001b[;H\u001b[2J\u001b[1;40m\u6b61\u8fce\u5149\u81e8\u3010\u001b[33m \u6953\u6a4b\u9a5b\u7ad9 \u001b[37m\u3011140.114.87.5 \u2609 \u6e05\u5927\u8cc7\u5de5 \u2609\u7dda\u4e0a\u6709 [\u001b[33m6\u001b[37m] \u7247\u6953\u8449          \u001b[m\n\r\u001b[m  \u001b[m\n\r          \u2584\u001b[47m\ufffd\u001b[31me\u2584\u2584\ufffd\u001b[37me\u2588\ufffd\u001b[me\ufffd\u001b[30me\u001b[m         \u001b[1m\u250c\u2500\u2510\u001b[31m\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\u001b[m \u001b[1m\u252c\u001b[m \u001b[1;31m\ufffd\ufffd\u001b[37m\u250c\u252c\u250c\u252c\u252c\u2510\u001b[31m\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\u001b[m\n\r        \ufffd\u001b[47me\u001b[31m\ufffd\u001b[41me\u2587\u2587\u2587\u2587\ufffd\u001b[47me\u001b[37m\u2588\u001b[30m \u001b[m\u2588\ufffd\u001b[30me\u001b[m    \u001b[1m\u6728\u2502\u2500\u2502\u001b[m     \u001b[1m \u001b[m \u001b[1m\u5927\u001b[m   \u001b[1m\u251c\u253c\u2514\u253c\u253c\u2518\u001b[m    \u001b[1m  \u251c\u2510\u001b[31m\ufffd\ufffd\u001b[m\n\r     \u001b[30;47m\u258c\u001b[37m\ufffd\u001b[31me\u2588\u2588\u2588\u2588\u2588\u2588\u2588\ufffd\u001b[37me\u001b[m\u2588\u2588\ufffd\u001b[30me \u001b[m \u001b[1;31m\ufffd\ufffd\u001b[37m\u256f\u866b\u2514\u256f\u001b[m \u001b[1m\u6728\u250c\u2500\u2510\u001b[m \u001b[1m\u251c\u253c\u001b[m \u001b[1m\u2500\u252c\u2500\u001b[m   \u001b[1m\u7acb\u250c\u2534\u2510\u001b[31m\ufffd\ufffd\u001b[m\n\r     \u001b[47m\u2588\u001b[41m\u258c\u001b[31m\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u001b[47m\u258c\u001b[37m\u2588\u2588\u001b[31;41m\ufffd\u001b[47me\u001b[m  \u001b[1;31m\ufffd\ufffd\u001b[m           \u001b[1m\u2502\u53e3\u2518\u001b[m \u001b[1m\u2514\u2534\u2510\u001b[m \u001b[1m\u253c\u001b[m       \u001b[1m\u2514\u2500\u2518\u001b[31m\ufffd\ufffd\u001b[m\n\r   \u001b[30;47m\u258c\u001b[37m\u2588\u001b[41m\u258c\u001b[31m\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u001b[37m\u2588\u2588\u2588\u258c\u001b[m\u258c\u001b[1;31m\ufffd\u88fa\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\u001b[m \u001b[1m\u2032\u2032\u001b[m \u001b[1m\u256f\u001b[m \u001b[1m\u253c\u001b[m \u001b[1;31m\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\u001b[m\n\r   \u001b[31;47m\u258c\u001b[37m\u2588\ufffd\u001b[41me\u001b[31;47m\u2588\u2588\u2588\u2588\u2588\u2588\u001b[37;41m\u2584\u2588\u2588\u2588\u258c\u001b[31;47m\ufffd\u001b[30;40me\u001b[m             \u02d9\ufe52\uff0e\u00b7\u6b61\u8fce\u5149\u81e8\n\r   \u001b[31;47m\u258c\u001b[37m\u2588\u2588\u001b[41m\u2584\u001b[31m\u2588\u2588\u2588\u2588\u001b[37m\ufffd\u001b[47me\u2588\u2588\u2588\ufffd\u001b[1;30me\u2588\u001b[;31;40m\u258c\u001b[m                  \u001b[1m\u02d9\ufe52\uff0e\u00b7\u6b61\u8fce\u5149\u81e8\u001b[m\n\r  \u001b[30;41m\u258c\u001b[37m\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u2588\u001b[47m\ufffd\u001b[1;30me\u2584\u2584\u2588\u2588\u001b[;30;47m\ufffd\u001b[40me\u001b[m                       \u001b[1;30m\u02d9\ufe52\uff0e\u00b7\u6b61\u8fce\u5149\u81e8\u001b[m\n\r   \u001b[30;41m\u258c\u001b[m\u2588\u2588\u2588\u2588\u001b[47m\u2588\u001b[1;30m\u2584\ufffd\u001b[;31;47me\u2584\u001b[1;30;40m\u2588\u001b[;31;47m\u2584\u2584\u001b[1;30;40m\u2588\u001b[;37;47m\ufffd\u001b[me\n\r    \u001b[31;47m\u258c\u001b[37m\ufffd\u001b[1;30me\u2588\u2588\u001b[;37;47m\ufffd\u001b[33me\u001b[41m\u2584\u2588\u001b[43m\ufffd\u001b[30me\u001b[33m\u2588\u001b[40m\u2588\u001b[41m\u2588\u2584\u001b[31;47m\u258c\u001b[m\n\r    \u001b[30m\ufffd\u001b[47me\u001b[37m\ufffd\u001b[31me\ufffd\u001b[41me\u001b[33m\ufffd\u001b[43me\ufffd\u001b[30me\ufffd\u001b[33me\u2588\ufffd\u001b[40me\u001b[30;43m\u258c\u001b[33m\u2588\u2588\u2588\u001b[31;40m\u258c\u001b[33;43m\ufffd\u001b[40me\u2588\ufffd\u001b[30me\u001b[m\n\r        \u001b[30;41m\u2584\u001b[33m\u2588\u2588\u001b[40m\ufffd\u001b[43me\u2588\u2588\u2588\u2588\u2588\u2588\u001b[m  \u001b[33;43m\u2588\u2588\u001b[40m\u258d\u001b[m      \u001b[33m\ufffd\u001b[43me\u2588\u2588\u001b[31;41m\ufffd\u001b[40me\u001b[m          \u001b[33m\ufffd\u001b[43me\u2588\u2588\u001b[32;42m\ufffd\u001b[40me\u001b[m\n\r          \u001b[30;43m\u258c\u001b[33m\u2588\u2588\u001b[31m\u2584\u2584\u001b[33;41m\ufffd\u001b[43me\u2588\u2588\ufffd\u001b[30me\u258c\u001b[33m\u2588\u001b[30m\u2584\u001b[m       \u001b[33m\u2588\u001b[31m\u2588\u001b[33m\u2588\u2588\u001b[31m\ufffd\u001b[33mi\u001b[m        \u001b[33m\u2588\u001b[32m\u2588\u001b[33m\u2588\u2588\u001b[32m\ufffd\u001b[33mi\u001b[m\n\r            \u001b[30;43m\ufffd\u001b[33me\u2588\u2588\u2588\u2588\u001b[31m\u2584\ufffd\u001b[30;41me\u001b[33;40m\ufffd\u001b[43me\u2588\u001b[30m\u2584\u001b[m        \u001b[33m\u2588\u2588\u2588\u001b[31m\u2588\u001b[33m\u2588\ufffd\u001b[31mi\u001b[m      \u001b[33m\u2588\u2588\u2588\u001b[32m\u2588\u001b[33m\u2588\ufffd\u001b[32mi\u001b[m\n\r              \u001b[33m\ufffd\u001b[34;43me\u001b[33;41m\u2584\ufffd\u001b[43me\u2587\u001b[40m\u2588\u001b[43m\u2588\u001b[34;44m\ufffd\u001b[43me\u001b[30m\ufffd\u001b[40me\u001b[m           \u001b[33;43m\u2588\u001b[31m\u2588\u001b[33m\u2588\u2588\ufffd\u001b[31mi\u001b[m        \u001b[33;43m\u2588\u001b[32m\u2588\u001b[33m\u2588\u2588\ufffd\u001b[32mi\u001b[m\n\r            \u001b[33m\ufffd\u001b[34;43me\u001b[33;44m\ufffd\u001b[43me\u001b[44m\ufffd\u001b[43mi\u2588\u2588\u2588\u2588\u001b[41m\u258c\u001b[44m\ufffd\u001b[34me\u001b[47m\ufffd\u001b[40me\u001b[m          \u001b[30m\ufffd\u001b[m\u708ei\u2588\ufffd\u001b[30m\ufffd\u001b[m          \u001b[30m\ufffd\u001b[m\u708ei\u2588\ufffd\u001b[30m\ufffd\u001b[m\n\r  \u001b[1;30;42m wfyoy\u001b[;37;42m                                     \u001b[30mtelnet://bbs.cs.nthu.edu.tw\u001b[37m     \u001b[m\n\r\u001b[m\u001b[24;1H   [\u60a8\u7684\u5e33\u865f] \u001b[7m             \u001b[m\n\r   \u203b \u53c3\u89c0\u5e33\u865f\uff1a\u001b[1;32mguest\u001b[m  \u7533\u8acb\u65b0\u5e33\u865f\uff1a\u001b[1;31mnew\u001b[m\u001b[24;15H",
      "encoding": "big5",
      "option_states": {
        "server_offered": {
          "ECHO": true,
          "SGA": true
        },
        "server_requested": {
          "NAWS": true,
          "TTYPE": true
        }
      },
      "scan_type": "quick",
      "timing": {
        "probe": 0.5048227310180664,
        "total": 5.291757583618164
      }
    }
  },
  "sessions": [
    {
      "connected": "2026-02-09T19:28:49.158010+00:00",
      "host": "bbs.cs.nthu.edu.tw",
      "ip": "140.114.87.5",
      "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=bbs.cs.nthu.edu.tw port=23
INFO client_base.py:174 Connected to <Peer 140.114.87.5 23>
DEBUG stream_writer.py:706 recv IAC DO TTYPE
DEBUG stream_writer.py:1767 handle_do(TTYPE)
DEBUG stream_writer.py:3167 pending_option[WILL + TTYPE] = True
DEBUG stream_writer.py:947 send IAC WILL TTYPE
DEBUG stream_writer.py:3167 pending_option[SB + TTYPE] = True
DEBUG stream_writer.py:3167 local_option[TTYPE] = True
DEBUG stream_writer.py:3167 pending_option[WILL + TTYPE] = False
DEBUG stream_writer.py:698 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:685 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:3167 pending_option[SB + TTYPE] = False
DEBUG stream_writer.py:2234 recv TTYPE SEND: b''
DEBUG stream_writer.py:2247 send IAC SB TTYPE IS b'xterm-256color' IAC SE
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 NAWS
DEBUG stream_writer.py:1767 handle_do(NAWS)
DEBUG stream_writer.py:3167 pending_option[WILL + NAWS] = True
DEBUG stream_writer.py:947 send IAC WILL NAWS
DEBUG stream_writer.py:2339 send IAC SB NAWS (rows=25, cols=80) IAC SE
DEBUG stream_writer.py:3167 local_option[NAWS] = True
DEBUG stream_writer.py:3167 pending_option[WILL + NAWS] = False
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 + 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 6765e0c939dd0e6c
INFO client_base.py:105 Connection closed to <Peer 140.114.87.5 23>

Generated by telnetlib3-fingerprint

telnetlib3-fingerprint --loglevel=debug bbs.cs.nthu.edu.tw 23