perlbbs.tw:23

Connection Banner:

Server URLs

• perlbbs.tw:23 📋
• Website: perlbbs.tw

Server Location: 🇹🇼 Taiwan (GeoIP)

Encoding

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

• Override: big5 (from bbslist.txt)

• Scanner detected: big5

Telnet Fingerprint

8eacdbf9133d6b62

This fingerprint is shared by 11 other servers.

Options offered by server: BINARY, ECHO, SGA

Options requested from client: BINARY, NAWS, TTYPE

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

Show JSON

{
  "server-probe": {
    "fingerprint": "8eacdbf9133d6b62",
    "fingerprint-data": {
      "offered-options": [
        "BINARY",
        "ECHO",
        "SGA"
      ],
      "probed-protocol": "server",
      "refused-options": [
        "AARDWOLF",
        "ATCP",
        "CHARSET",
        "COM_PORT",
        "EOR",
        "GMCP",
        "MCCP2",
        "MCCP3",
        "MSDP",
        "MSP",
        "MSSP",
        "MXP",
        "STATUS",
        "ZMP"
      ],
      "requested-options": [
        "BINARY",
        "NAWS",
        "TTYPE"
      ],
      "scan-type": "quick"
    },
    "session_data": {
      "banner_after_return": "\u001b[K\n\r\u001b[24;1H\u001b[37;45;1m \u25c6 \u9019\u88e1\u6c92\u6709\u9019\u500b\u4eba\u5566\uff01                                      \u001b[33m \u3010\u8acb\u6309\u4efb\u610f\u9375\u7e7c\u7e8c\u3011\u001b[m",
      "banner_before_return": "\u001b[;H\u001b[2J\u001b[m\u001b[44mBy Zrola\u001b[1m                        \u25e2\u25e3\u25b2              \u001b[;31;44m\u25e2\u001b[41m        \u001b[44m\u25e3              \u001b[m\n\r\u001b[1;44m           \u25cb\u001b[36;46m\u6b61\u8fce\u5149\u81e8\u001b[37;44m\u25cb         \u25e5\u25e4         \u25cb   \u3002\u001b[;31;41m \u001b[43m\u25e4  \u25e5\u25e5\u25e5\u001b[41m \u001b[44m              \u001b[m\n\r\u001b[1;44m   \u25e2\u25e3                                         \u25cb  \u001b[;37;41m \u001b[43m \u001b[1;40m\u2584\u001b[43m    \u001b[40m\u2584\u001b[43m \u001b[41m \u001b[44m              \u001b[m\n\r\u001b[1;44m \u25bc\u25e5\u25e4                \u25cb\u001b[36;46m\u851a\u85cd\u6d77\u5cb8\u001b[37;44m\u25cb              \u3002 \u001b[;37;41m \u001b[1;35;43m\u25cf      \u25cf\u001b[41m \u001b[44m              \u001b[m\n\r\u001b[1;44m  \u256d\u2500\u2500\u2500\u256e\u256d\u2500\u2500\u2500\u256e\u256d\u2500\u2500\u2500\u256e\u256d\u2500\u2500\u256e      \u001b[;31;44m\u2584    \u001b[41m \u001b[33m\u25e5\u001b[30;43m \u2570\u256f \u001b[33;41m\u25e4 \u001b[31;44m    \u2584      \u001b[37m\u2587\u001b[m\n\r\u001b[1;44m  \u2502\u001b[46m      \u2502\u001b[44m\u2502\u001b[46m  \u256d\u2500\u256f\u001b[44m\u2502\u001b[46m      \u2502\u001b[44m\u2502\u001b[46m    \u2502\u001b[44m     \u001b[;37;44m\u2585\u001b[34;41m\u2584\u001b[33m\u2582 \u25e2\u001b[1;36;43m \u2584  \u2584 \u001b[;33;41m\u25e3 \u2582\u001b[34m\u2584\u001b[37;44m \u2583  \u2586\u2588\u001b[m\n\r\u001b[1;44m  \u2502\u001b[46m  \u256d\u256e\u2502\u001b[44m\u2502\u001b[46m  \u2570\u001b[44m\u2500\u256e\u2502\u001b[46m  \u256d\u256e\u2502\u001b[44m\u2502\u001b[46m    \u2502\u001b[44m      \u001b[;37;44m\u2588\u2584\u001b[33;40m\u2589\u2588\u001b[1;36;43m\u2588\u2589\u2588\u2588\u001b[;33;40m\u2589\u2588\u001b[37;44m\u2585\u2588\u2588\u2582\u2588\u2588\u001b[m\n\r\u001b[1;44m  \u2502\u001b[46m  \u2570\u001b[44m\u256f\u001b[46m\u2502\u001b[44m\u2502\u001b[46m  \u256d\u2500\u256f\u001b[44m\u2502\u001b[46m  \u2570\u001b[44m\u256f\u001b[46m\u2502\u001b[44m\u2502\u001b[46m    \u2502\u001b[44m        \u001b[;31;47m\u2584\u001b[33;41m\u25e5\u25e4 \u001b[1;36;43m\u2594\u001b[;30;43m\u3002\u001b[1;36m\u2594\u001b[;33;41m \u25e5\u25e4\u001b[31;47m\u2584          \u001b[m\n\r\u001b[1;44m  \u2502\u001b[46m  \u256d\u2500\u256f\u001b[44m\u2502\u001b[46m  \u2570\u001b[44m\u2500\u256e\u2502\u001b[46m  \u256d\u252c\udca2\u001b[44m\u3111x\u001b[46m    \u2570\u001b[44m\u256e\u256d\u256e  \u001b[m\u2588\u001b[47m  \u001b[41m  \u001b[1;36;44m\u25bc\u25bc\u25bc\u25bc\u001b[;36;41m\u25e3\u001b[47m              \u001b[m\n\r\u001b[1;44m  \u2570\u001b[46m\u2500\u256f\u001b[44m    \u2570\u001b[46m\u2500\u2500\u2500\u256f\u001b[44m\u2570\u001b[46m\u2500\u256f\u001b[44m\u2570\u001b[46m\u256f\u001b[44m\u2570\u001b[46m\u2500\u2500\u2500\u256f\u001b[44m\u2570\u001b[46m\u256f\u001b[44m \u001b[m\u2588\u001b[47m  \u001b[41m  \u001b[1;36;44m\u25bc\u25bc\u25bc\u25bc\u001b[;30;46m\uff3c\u001b[41m  \u001b[47m \u001b[46m \u001b[36;47m\u2587\u2585\u2583\u2585\u2587\u001b[46m \u001b[m\n\r\u001b[1;44m                                   \u001b[1;33mperlbbs.tw \u001b[m\u2588\u001b[47m  \u001b[41m\u2584\u001b[47m \u001b[1;36;44m\u25bc\u25bc\u25bc\u25bc\u001b[;30;46m\uff3c\u001b[47m \u001b[37;41m\u2584\u001b[46m\u25e3\u001b[30m\uff3c\\\uff5c/\uff0f\u001b[37m\u25e2\u001b[m\u001b[14;1H\u001b[1;32m\u6b61\u8fce\u5149\u81e8\u001b[0m\u001b[1;33m \u2606\u001b[0m \u001b[1;36m\u851a\u85cd\u6d77\u5cb8\u001b[0m \u001b[1;33m\u2606\u001b[0m [\u7ad9\u5167\u6709 0 \u4eba] [\u4e0a\u9650 1024] (\u7cfb\u7d71\u8ca0\u8f09 0.48 0.44 0.41)\u001b[16;1H\u7ad9\u9577\u66f0\uff1a\u5982\u679c\u60a8\u9084\u4e0d\u80fdpost\uff0c\u8acb\u586b\u5beb\u8a3b\u518a\u55ae(User\u9078\u9805\u7684Register)\u3002\u4e0d\u5fc5\u7b49\u4e09\u5929\u54e6!!\n\r\u001b[1;34m\u5929\u7a7a\u98db\u4f86\u65b0\u7684\u4fe1\u606f\uff1a \u001b[1;37m\u60a8\u53ef\u66fe\u77e5\u9053\uff1f\u001b[40;0m\n\r                   \u6709\u554f\u984c\u6642\uff0c\u96a8\u6642\u53ef\u4ee5\u6309 \u001b[1;31mh\u001b[0m \u770b \u001b[1;36m\u7dda\u4e0a\u8f14\u52a9\u8aaa\u660e\u001b[0m\n\r\u001b[0m                   \u518d\u4e0d\u884c\u5c31\u4f86 \u001b[1;33mCall-in\u001b[0m \u7ad9\u9577\u5427...\u001b[21;1H\u8acb\u8f38\u5165\u4ee3\u865f\uff0c\u6216\u4ee5[guest]\u53c3\u89c0\uff0c\u4ee5[new]\u8a3b\u518a\uff1a\u001b[7m             \u001b[m\u001b[21;43H",
      "dsr_replies": 0,
      "dsr_requests": 0,
      "encoding": "big5",
      "option_states": {
        "server_offered": {
          "BINARY": true,
          "ECHO": true,
          "SGA": true
        },
        "server_requested": {
          "BINARY": true,
          "NAWS": true,
          "TTYPE": true
        }
      },
      "scan_type": "quick",
      "timing": {
        "probe": 0.5061008930206299,
        "total": 11.499201536178589
      }
    }
  },
  "sessions": [
    {
      "connected": "2026-03-07T04:06:06.558498+00:00",
      "host": "perlbbs.tw",
      "ip": "114.35.225.208",
      "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 perlbbs.tw 23

Show Logfile

DEBUG client.py:1193 Fingerprint client: host=perlbbs.tw port=23
INFO client_base.py:186 Connected to <Peer 114.35.225.208 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 stream_writer.py:768 recv IAC DO TTYPE
DEBUG stream_writer.py:1836 handle_do(TTYPE)
DEBUG stream_writer.py:3330 pending_option[WILL + TTYPE] = True
DEBUG stream_writer.py:1019 send IAC WILL TTYPE
DEBUG stream_writer.py:3330 pending_option[SB + TTYPE] = True
DEBUG stream_writer.py:3330 local_option[TTYPE] = True
DEBUG stream_writer.py:3330 pending_option[WILL + TTYPE] = False
DEBUG stream_writer.py:762 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:749 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:3330 pending_option[SB + TTYPE] = False
DEBUG stream_writer.py:2353 recv TTYPE SEND: b''
DEBUG stream_writer.py:2365 send IAC SB TTYPE IS b'xterm-256color' IAC SE
DEBUG stream_writer.py:768 recv IAC DO NAWS
DEBUG stream_writer.py:1836 handle_do(NAWS)
DEBUG stream_writer.py:3330 pending_option[WILL + NAWS] = True
DEBUG stream_writer.py:1019 send IAC WILL NAWS
DEBUG stream_writer.py:2453 send IAC SB NAWS (rows=25, cols=80) IAC SE
DEBUG stream_writer.py:3330 local_option[NAWS] = True
DEBUG stream_writer.py:3330 pending_option[WILL + NAWS] = False
DEBUG stream_writer.py:768 recv IAC WILL ECHO
DEBUG stream_writer.py:784 WILL ECHO unsolicited
DEBUG stream_writer.py:1994 handle_will(ECHO)
DEBUG stream_writer.py:3330 pending_option[DO + ECHO] = True
DEBUG stream_writer.py:1019 send IAC DO ECHO
DEBUG stream_writer.py:3330 remote_option[ECHO] = True
DEBUG stream_writer.py:3330 pending_option[DO + ECHO] = False
DEBUG stream_writer.py:768 recv IAC WILL SGA
DEBUG stream_writer.py:784 WILL SGA unsolicited
DEBUG stream_writer.py:1994 handle_will(SGA)
DEBUG stream_writer.py:3330 pending_option[DO + SGA] = True
DEBUG stream_writer.py:1019 send IAC DO SGA
DEBUG stream_writer.py:3330 remote_option[SGA] = True
DEBUG stream_writer.py:3330 pending_option[DO + SGA] = False
DEBUG stream_writer.py:768 recv IAC WILL BINARY
DEBUG stream_writer.py:784 WILL BINARY unsolicited
DEBUG stream_writer.py:1994 handle_will(BINARY)
DEBUG stream_writer.py:3330 pending_option[DO + BINARY] = True
DEBUG stream_writer.py:1019 send IAC DO BINARY
DEBUG stream_writer.py:3330 remote_option[BINARY] = True
DEBUG stream_writer.py:3330 pending_option[DO + BINARY] = False
DEBUG stream_writer.py:768 recv IAC DO BINARY
DEBUG stream_writer.py:1836 handle_do(BINARY)
DEBUG stream_writer.py:3330 pending_option[WILL + BINARY] = True
DEBUG stream_writer.py:1019 send IAC WILL BINARY
DEBUG stream_writer.py:3330 local_option[BINARY] = True
DEBUG stream_writer.py:3330 pending_option[WILL + BINARY] = False
DEBUG client_base.py:499 negotiation failed after 4.00s.
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 + 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
DEBUG stream_writer.py:768 recv IAC DO COM_PORT_OPTION
DEBUG stream_writer.py:1836 handle_do(COM_PORT_OPTION)
DEBUG stream_writer.py:1944 DO COM_PORT_OPTION not supported.
DEBUG stream_writer.py:3330 local_option[COM_PORT_OPTION] = False
DEBUG stream_writer.py:1019 send IAC WONT COM_PORT_OPTION
INFO fingerprinting.py:755 connection for server fingerprint 8eacdbf9133d6b62
INFO client_base.py:118 Connection closed to <Peer 114.35.225.208 23>