t2tmud.org
Connection Banner:
Server URLs
- Telnet: telnet://t2tmud.org:9999
Server Info
Server Location: 🇺🇸 United States (GeoIP)
Protocol Support
MUD-specific protocols detected via MSSP flags or Telnet negotiation.
MSSP: No
GMCP: Negotiated
MSDP: No
MCCP: No
MCCP2: Negotiated
MXP: No
MSP: No
MCP: No
ZMP: No
Telnet Fingerprint
This fingerprint is unique to this server.
Options offered by server: GMCP, MCCP2
Options requested from client: NAWS, TTYPE
The complete JSON record collected during the scan, including Telnet negotiation results and any MSSP metadata.
Show JSON
{
"server-probe": {
"fingerprint": "dcd8e96ab95bbf4a",
"fingerprint-data": {
"offered-options": [
"GMCP",
"MCCP2"
],
"probed-protocol": "server",
"refused-options": [
"AARDWOLF",
"ATCP",
"BINARY",
"CHARSET",
"COM_PORT",
"ECHO",
"EOR",
"MCCP3",
"MSDP",
"MSP",
"MSSP",
"MXP",
"SGA",
"STATUS",
"ZMP"
],
"requested-options": [
"NAWS",
"TTYPE"
],
"scan-type": "quick"
},
"session_data": {
"banner_after_return": "\r\nSorry, you must supply a name for your character.\r\n\r\nYour name? ",
"banner_before_return": " _____ _____\r\n__| |___| | ^^ . . . \r\n | _/ \\ . . ^ . | |_| |_| |\r\n | / \\ /\\ . ^^^ \\ /\r\n / _/ \\_ . /^^| /~~~\\_ | | \r\n / / \\_ /^^^^\\__ . /~ ^^^ \\ | |_| | \r\n / _/ \\ |~ _ \\ _/ \\_ | | \r\n / / \\/ /_\\ \\ /~ \\| |\r\n | __/ _/ _/ _-\\ \\/ | | \r\n __ __ | _/ / / \\ / | | \r\n| | | | | / The / / \\/ __/ \r\n| | | | |/ Two / _/ \r\n| | | | | Towers _/ Celebrating / \r\n| | | | | __/ 31 Years Online! ==| \r\n|__| |__| | _/ ===__| \r\n | _/ ===== / \r\n | / ====== = _/ est. 1994 \r\n | ___/ ==== == == / \r\n | __/ ===== / \r\n\r\nThe Two Towers is running the TMI-2 1.1.1 mudlib on MudOS v22pre8\r\n\r\nPlease enter the name 'new' if you are new to The Two Towers.\r\nYour name? ",
"dsr_replies": 0,
"dsr_requests": 0,
"encoding": "ascii",
"option_states": {
"server_offered": {
"0x55": false,
"GMCP": true,
"MCCP2": true
},
"server_requested": {
"NAWS": true,
"TTYPE": true
}
},
"scan_type": "quick",
"timing": {
"probe": 0.5052812099456787,
"total": 11.136845827102661
}
}
},
"sessions": [
{
"connected": "2026-03-07T03:58:45.558883+00:00",
"host": "t2tmud.org",
"ip": "104.239.142.24",
"port": 9999
}
]
}
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 t2tmud.org 9999
Show Logfile
DEBUG client.py:1193 Fingerprint client: host=t2tmud.org port=9999
INFO client_base.py:186 Connected to <Peer 104.239.142.24 9999>
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: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 MCCP2_COMPRESS
DEBUG stream_writer.py:1994 handle_will(MCCP2_COMPRESS)
DEBUG stream_writer.py:993 skip DO MCCP2_COMPRESS; pending_option = True
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:768 recv IAC WILL MCCP_COMPRESS
DEBUG stream_writer.py:784 WILL MCCP_COMPRESS unsolicited
DEBUG stream_writer.py:1994 handle_will(MCCP_COMPRESS)
DEBUG stream_writer.py:3330 remote_option[MCCP_COMPRESS] = False
DEBUG stream_writer.py:1019 send IAC DONT MCCP_COMPRESS
DEBUG stream_writer.py:2131 Unhandled: WILL MCCP_COMPRESS.
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:1400 IAC GA: Go-Ahead (unhandled).
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 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 AARDWOLF, DO MSP, DO MSDP, DO MSSP, DO ZMP'
DEBUG stream_writer.py:1400 IAC GA: Go-Ahead (unhandled).
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 MCCP3_COMPRESS; 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:746 new server fingerprint dcd8e96ab95bbf4a
INFO client_base.py:118 Connection closed to <Peer 104.239.142.24 9999>