play.cosrintwo.com

Connection Banner:

Server URLs

Telnet: telnet://play.cosrintwo.com:31000
Play in Browser: LociTerm

Server Info

Server Location: 🇬🇧 United Kingdom (GeoIP)

Protocol Support

MUD-specific protocols detected via MSSP flags or Telnet negotiation.

MSSP: No
GMCP: No
MSDP: No
MCCP: No
MCCP2: Negotiated
MXP: No
MSP: No
MCP: No
ZMP: No

Telnet Fingerprint

a8844513154eac39

This fingerprint is unique to this server.

Options offered by server: CHARSET, MCCP2

Options requested from client: TTYPE

The complete JSON record collected during the scan, including Telnet negotiation results and any MSSP metadata.

Show JSON

{
  "server-probe": {
    "fingerprint": "a8844513154eac39",
    "fingerprint-data": {
      "offered-options": [
        "CHARSET",
        "MCCP2"
      ],
      "probed-protocol": "server",
      "refused-options": [
        "AARDWOLF",
        "ATCP",
        "BINARY",
        "COM_PORT",
        "ECHO",
        "EOR",
        "GMCP",
        "MCCP3",
        "MSDP",
        "MSP",
        "MSSP",
        "MXP",
        "SGA",
        "STATUS",
        "ZMP"
      ],
      "requested-options": [
        "TTYPE"
      ],
      "scan-type": "quick"
    },
    "session_data": {
      "banner_after_return": "",
      "banner_before_return": "\r\n\u001b[0m\u001b[39;49mVersion: 2.7.23\r\nBuild Date: Jul 21 2025 @ 21:16:39\r\n\r\nWelcome to Cosrin! A land of Adventure!\r\nGame engine coded by Doug Goldner, game design by Paul Barnett\r\nConcept, and all material herein is\r\nCopyright(c) 1995-2025 Online Games Company Ltd.\r\nAll rights reserved\r\n\r\nEnter your character name to logon as an existing\r\ncharacter, or, enter NEW to create a new character.\r\n\r\n\r\nLogin name? : \u001b[6z<!el rvnum flag=\"RoomNum\" tag=\"20\"><!el rname flag=\"RoomName\"><!el rdesc flag=\"RoomDesc\"><!el rexit '<send \"&text;|glance &text;\" hint=\"Exit Menu|Move &text;|Glance &text;\" expire=\"move\">' flag=\"RoomExit\"><!el rshop '<send \"buy &item;|describe &item;\" hint=\"Shop Menu|Buy &text;|Describe &text;\" expire=\"move\">' att=\"item\"><!el rsign '<send \"read sign\" expire=\"move\">'><!el rshow '<send \"&text;\" expire=\"move\">'><!el shstable '<send \"show stables\" >'><!el shquest '<send \"show quests\" >'><!el shpsell '<send \"show items\" >'><!el shpspell '<send \"show spells\">'><!el shpskill '<send \"show skills\">'><!el shpserv '<send \"show services\">'><!tag 20 gag><!ELEMENT Prompt FLAG='Prompt'><!ELEMENT Hp FLAG='Set hp'><!ELEMENT MaxHp FLAG='Set maxhp'><!ELEMENT Sp FLAG='Set mana'><!ELEMENT MaxSp FLAG='Set maxmana'><!ELEMENT Get \"<send href='get &#39;&name;&#39;|examine &#39;&name;&#39;|drink &#39;&name;&#39;' hint='RH mouse click to use this object|Get &desc;|Examine &desc;|Drink from &desc;'>\" ATT='name desc'><!ELEMENT Drop \"<send href='drop &#39;&name;&#39;|examine &#39;&name;&#39;|look in &#39;&name;&#39;|wear &#39;&name;&#39;|eat &#39;&name;&#39;|drink &#39;&name;&#39;' hint='RH mouse click to use this object|Drop &desc;|Examine &desc;|Look inside &desc;|Wear &desc;|Eat &desc;|Drink &desc;'>\" ATT='name desc'><!ELEMENT Bid \"<send href='bid &#39;&name;&#39;' hint='Bid for &desc;'>\" ATT='name desc'><!ELEMENT List \"<send href='buy &#39;&name;&#39;' hint='Buy &desc;'>\" ATT='name desc'><!ELEMENT Player \"<send href='tell &#39;&name;&#39; ' hint='Send a message to &name;' prompt>\" ATT='name'>",
      "dsr_replies": 0,
      "dsr_requests": 0,
      "encoding": "ascii",
      "mxp": [
        "activated"
      ],
      "option_states": {
        "server_offered": {
          "AARDWOLF": false,
          "ATCP": false,
          "CHARSET": true,
          "GMCP": false,
          "MCCP2": true,
          "MCCP3": false,
          "MSDP": false,
          "MSP": false,
          "MXP": false,
          "ZMP": false
        },
        "server_requested": {
          "TTYPE": true
        }
      },
      "scan_type": "quick",
      "timing": {
        "probe": 0.5089340209960938,
        "total": 11.017502546310425
      }
    }
  },
  "sessions": [
    {
      "connected": "2026-03-07T03:58:14.824937+00:00",
      "host": "play.cosrintwo.com",
      "ip": "45.8.103.244",
      "port": 31000
    }
  ]
}

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 play.cosrintwo.com 31000

Show Logfile

DEBUG client.py:1193 Fingerprint client: host=play.cosrintwo.com port=31000
INFO client_base.py:186 Connected to <Peer 45.8.103.244 31000>
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 WILL MXP
DEBUG stream_writer.py:1994 handle_will(MXP)
DEBUG stream_writer.py:993 skip DO MXP; pending_option = True
DEBUG stream_writer.py:3330 remote_option[MXP] = True
DEBUG stream_writer.py:3330 pending_option[DO + MXP] = False
DEBUG stream_writer.py:768 recv IAC WILL GMCP
DEBUG stream_writer.py:1994 handle_will(GMCP)
DEBUG stream_writer.py:993 skip DO GMCP; pending_option = True
DEBUG stream_writer.py:3330 remote_option[GMCP] = True
DEBUG stream_writer.py:1067 send IAC SB GMCP Core.Hello IAC SE
DEBUG stream_writer.py:1067 send IAC SB GMCP Core.Supports.Set IAC SE
INFO client.py:201 GMCP handshake: Core.Hello + Core.Supports.Set ['Char 1', 'Char.Vitals 1', 'Char.Items 1', 'Room 1', 'Room.Info
    1', 'Comm 1', 'Comm.Channel 1', 'Group 1']
DEBUG stream_writer.py:3330 pending_option[DO + GMCP] = False
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:768 recv IAC WILL CHARSET
DEBUG stream_writer.py:786 WILL CHARSET (bi-directional capability exchange)
DEBUG stream_writer.py:1994 handle_will(CHARSET)
DEBUG stream_writer.py:3330 pending_option[DO + CHARSET] = True
DEBUG stream_writer.py:1019 send IAC DO CHARSET
DEBUG stream_writer.py:3330 remote_option[CHARSET] = True
DEBUG stream_writer.py:3330 pending_option[DO + CHARSET] = False
DEBUG stream_writer.py:768 recv IAC WONT MXP
DEBUG stream_writer.py:2148 handle_wont(MXP)
DEBUG stream_writer.py:3330 remote_option[MXP] = False
DEBUG stream_writer.py:768 recv IAC WONT ATCP
DEBUG stream_writer.py:2148 handle_wont(ATCP)
DEBUG stream_writer.py:3330 remote_option[ATCP] = False
DEBUG stream_writer.py:3330 pending_option[DO + ATCP] = False
DEBUG stream_writer.py:768 recv IAC WONT MCCP3_COMPRESS
DEBUG stream_writer.py:2148 handle_wont(MCCP3_COMPRESS)
DEBUG stream_writer.py:3330 remote_option[MCCP3_COMPRESS] = False
DEBUG stream_writer.py:3330 pending_option[DO + MCCP3_COMPRESS] = False
DEBUG stream_writer.py:768 recv IAC WONT GMCP
DEBUG stream_writer.py:2148 handle_wont(GMCP)
DEBUG stream_writer.py:3330 remote_option[GMCP] = False
DEBUG stream_writer.py:768 recv IAC WONT AARDWOLF
DEBUG stream_writer.py:2148 handle_wont(AARDWOLF)
DEBUG stream_writer.py:3330 remote_option[AARDWOLF] = False
DEBUG stream_writer.py:3330 pending_option[DO + AARDWOLF] = False
DEBUG stream_writer.py:768 recv IAC WONT MSP
DEBUG stream_writer.py:2148 handle_wont(MSP)
DEBUG stream_writer.py:3330 remote_option[MSP] = False
DEBUG stream_writer.py:3330 pending_option[DO + MSP] = False
DEBUG stream_writer.py:768 recv IAC WONT MSDP
DEBUG stream_writer.py:2148 handle_wont(MSDP)
DEBUG stream_writer.py:3330 remote_option[MSDP] = False
DEBUG stream_writer.py:3330 pending_option[DO + MSDP] = False
DEBUG stream_writer.py:768 recv IAC WONT ZMP
DEBUG stream_writer.py:2148 handle_wont(ZMP)
DEBUG stream_writer.py:3330 remote_option[ZMP] = False
DEBUG stream_writer.py:3330 pending_option[DO + ZMP] = False
DEBUG stream_writer.py:768 recv IAC WONT MCCP2_COMPRESS
DEBUG stream_writer.py:2148 handle_wont(MCCP2_COMPRESS)
DEBUG stream_writer.py:3330 remote_option[MCCP2_COMPRESS] = False
DEBUG stream_writer.py:3330 pending_option[DO + MCCP2_COMPRESS] = False
DEBUG stream_writer.py:762 begin sub-negotiation SB MXP
DEBUG stream_writer.py:749 sub-negotiation cmd MXP SE completion byte
DEBUG stream_writer.py:2187 [SB + MXP] unsolicited
DEBUG stream_writer.py:1754 MXP: b''
DEBUG stream_writer.py:768 recv IAC WILL MCCP2_COMPRESS
DEBUG stream_writer.py:784 WILL MCCP2_COMPRESS unsolicited
DEBUG stream_writer.py:1994 handle_will(MCCP2_COMPRESS)
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:3330 remote_option[MCCP2_COMPRESS] = True
DEBUG stream_writer.py:3330 pending_option[DO + MCCP2_COMPRESS] = False
DEBUG stream_writer.py:762 begin sub-negotiation SB MCCP2_COMPRESS
DEBUG stream_writer.py:749 sub-negotiation cmd MCCP2_COMPRESS SE completion byte
DEBUG stream_writer.py:2187 [SB + MCCP2_COMPRESS] unsolicited
DEBUG stream_writer.py:3178 MCCP2 activated
DEBUG client_base.py:448 MCCP2 decompression started (server→client)
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:762 begin sub-negotiation SB TTYPE
DEBUG stream_writer.py:749 sub-negotiation cmd TTYPE SE completion byte
DEBUG stream_writer.py:2187 [SB + TTYPE] unsolicited
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 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 MSSP'
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 + 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 MSSP; pending_option = True
DEBUG stream_writer.py:768 recv IAC DONT b'\xfe'
DEBUG stream_writer.py:1959 handle_dont(DONT)
DEBUG stream_writer.py:3330 pending_option[WILL + DONT] = False
DEBUG stream_writer.py:3330 local_option[DONT] = False
DEBUG stream_writer.py:768 recv IAC DONT ECHO
DEBUG stream_writer.py:1959 handle_dont(ECHO)
DEBUG stream_writer.py:3330 pending_option[WILL + ECHO] = False
DEBUG stream_writer.py:3330 local_option[ECHO] = False
DEBUG stream_writer.py:768 recv IAC DONT STATUS
DEBUG stream_writer.py:1959 handle_dont(STATUS)
DEBUG stream_writer.py:3330 pending_option[WILL + STATUS] = False
DEBUG stream_writer.py:3330 local_option[STATUS] = False
DEBUG stream_writer.py:768 recv IAC DONT EOR
DEBUG stream_writer.py:1959 handle_dont(EOR)
DEBUG stream_writer.py:3330 pending_option[WILL + EOR] = False
DEBUG stream_writer.py:3330 local_option[EOR] = False
DEBUG stream_writer.py:768 recv IAC DONT COM_PORT_OPTION
DEBUG stream_writer.py:1959 handle_dont(COM_PORT_OPTION)
DEBUG stream_writer.py:3330 pending_option[WILL + COM_PORT_OPTION] = False
DEBUG stream_writer.py:3330 local_option[COM_PORT_OPTION] = False
INFO fingerprinting.py:746 new server fingerprint a8844513154eac39
INFO client_base.py:118 Connection closed to <Peer 45.8.103.244 31000>