Insomnia
Connection Banner:
Server URLs
- Telnet: telnet://insomnia-mud.com:4000
- Website: http://www.insomnia-mud.com
Server Info
Codebase: FluffOS
Genre: Fantasy
Gameplay: Hack and Slash
Players online: 1 [1]
Uptime: 2 days
Created: 1992
Status: Live
Server Location: 🇬🇧 UK (MSSP)
Language: english
Protocol Support
MUD-specific protocols detected via MSSP flags or Telnet negotiation.
MSSP: Yes (MSSP)
GMCP: Negotiated
MSDP: No
MCCP: No
MCCP2: Negotiated
MXP: No
MSP: Negotiated
MCP: No
ZMP: Negotiated
Telnet Fingerprint
This fingerprint is shared by 6 other servers.
Options requested from client: GMCP, MCCP2, MSP, MSSP, NAWS, NEW_ENVIRON, TTYPE, ZMP
The complete JSON record collected during the scan, including Telnet negotiation results and any MSSP metadata.
Show JSON
{
"server-probe": {
"fingerprint": "2582d677ba7e36e2",
"fingerprint-data": {
"offered-options": [],
"probed-protocol": "server",
"refused-options": [],
"requested-options": [
"GMCP",
"MCCP2",
"MSP",
"MSSP",
"NAWS",
"NEW_ENVIRON",
"TTYPE",
"ZMP"
],
"scan-type": "quick"
},
"session_data": {
"banner_after_return": "That's not an acceptable name on Insomnia. Please try again.\u001b[0;37m\r\n",
"banner_before_return": " \u001b[0;35;1m=\u001b[0;37;1m/\\ /\\\u001b[0;35;1m=\u001b[0;37;1m\r\n / \\'._ (\\_/) _.'/ \\\r\n / .''._'--(\u001b[0;31;1mo\u001b[0;37;1m.\u001b[0;31;1mo\u001b[0;37;1m)--'_.''. \\\r\n /.' _/ |`'=/ \" \\='`| \\_ `.\\\r\n /` .' `\\;-,'\\___/',-;/` '. '\\\r\n /.-' `\\(-V-)/` `-.\\\r\n\u001b[0;36;1m\r\n /| \r\n |\\| \r\n ||| \r\n ||| \r\n ||| \r\n ||| \r\n ||| \r\n ||| \r\n\u001b[0;33;1m ~-[\u001b[0;37;1m{\u001b[0;31;1mo\u001b[0;37;1m}\u001b[0;33;1m]-~ \r\n\u001b[0;36;1m |/|\u001b[0;35;1m \r\n ___ \u001b[0;36;1m|/|\u001b[0;35;1m \r\n ///~` |\\\\_ \u001b[0;36;1m`0'\u001b[0;34;1m \u001b[0;31;1m =\\\\\\\\ . .\u001b[0;35;1m \r\n , |=' ,))\\_| ~-_ \u001b[0;31;1m _) \\ _/_/| \u001b[0;35;1m\r\n / ,' ,;(((((( ~ \\ \u001b[0;31;1m `~~~\\-~-_ /~ (_/\\ \u001b[0;35;1m\r\n /' -~/~)))))))'\\_ _/' \u001b[0;31;1m \\_ /' D | \u001b[0;35;1m\r\n ( (((((( ~-/ ~-/ \u001b[0;31;1m ~-; / \\--_ \u001b[0;35;1m \r\n ~~--| ))'' ') ` \u001b[0;31;1m `~~\\_ \\ )\u001b[0;35;1m\r\n : (_ ~\\ , \u001b[0;31;1m /~~- ./ \u001b[0;35;1m\r\n \\ \\_ )--__ /(_/) \u001b[0;31;1m | ) )| \u001b[0;35;1m\r\n ___ |_ \\__/~-__ ~~ ,' \u001b[0;31;1m /,_;, __--( _/ | \u001b[0;35;1m\r\n //~~\\`\\ /' ~~~----| ~~~~~~~~' \u001b[0;31;1m \\- ((~~ __-~ | \u001b[0;35;1m\r\n((() `\\`\\_(_ _-~~-\\ \u001b[0;31;1m ``~~ ~~~~~~ \\_ / \u001b[0;35;1m\r\n ))) ~----' / \\ \u001b[0;31;1m ) ) \u001b[0;35;1m\r\n ( ;`~--' : \u001b[0;31;1m _- ,;;( \u001b[0;35;1m\r\n | `\\ | \u001b[0;31;1m _-~ ,;;;;) \u001b[0;35;1m\r\n | /'`\\ ; \u001b[0;31;1m _-~ _/ \u001b[0;35;1m\r\n /~ / | ) \u001b[0;31;1m /;;;'' ,;;:-~ \u001b[0;35;1m\r\n | / / | / \u001b[0;31;1m |;;' ,'' \u001b[0;35;1m\r\n / / | \\\\| \u001b[0;31;1m | ,;( \u001b[0;35;1m\r\n _/ /' \\ \\_) \u001b[0;31;1m .---__\\_ \\,--._______ \u001b[0;35;1m \r\n ( )|' (~-_| \u001b[0;31;1m (;;' ;;;~~~/' `;;| `;;;\\ \u001b[0;35;1m\r\n ) `\\_ |-_;;--__ \u001b[0;31;1m ~~~----__/' /'_______/ \u001b[0;35;1m\r\n `----' ( `~--_ ~~~;;\u001b[0;37;1m------------~~~~~\u001b[0;31;1m ;;;'_/' \u001b[0;35;1m\r\n\u001b[0;33;1m ___ _ __ __ _ _ ___ \r\n |_ _|_ _ ___ ___ _ __ _ _ (_)__ _ | \\/ | | | | \\ \r\n\u001b[0;35;1m | || ' \\(_-</ _ \\ ' \\| ' \\| / _` | | |\\/| | |_| | |) | \r\n\u001b[0;32;1m |___|_||_/__/\\___/_|_|_|_||_|_\\__,_| |_| |_|\\___/|___/ \r\n \r\n \u001b[0;31;1m.oOo.\u001b[0;32;1moOo.\u001b[0;33;1moOo.\u001b[0;34;1moOo.\u001b[0;35;1moOo.\u001b[0;36;1moOo.\u001b[0;37;1moOo.oOo.oOo.\u001b[0;36;1moOo.\u001b[0;35;1moOo.\u001b[0;34;1moOo.\u001b[0;33;1moOo.\u001b[0;32;1moOo.\u001b[0;31;1moOo.\r\n \u001b[0;35;1mInsomnia\u001b[0;37;1m runs on \u001b[0;32;1mFluffOS v2019\u001b[0;37;1m and is based on \u001b[0;35;1mNightmare v3.3\u001b[0;37;0m\r\n\r\n\u001b[0;37m\r\n\r\nWhat will you be known as on Insomnia? \u001b[0;37m",
"dsr_replies": 0,
"dsr_requests": 0,
"encoding": "ascii",
"mssp": {
"CODEBASE": "FluffOS",
"CONTACT": "admin@insomnia-mud.com",
"CREATED": "1992",
"FAMILY": "LPmud",
"GAMEPLAY": "Hack and Slash",
"GENRE": "Fantasy",
"HOSTNAME": "insomnia-mud.com",
"INTERMUD": "I3",
"LANGUAGE": "english",
"LOCATION": "UK",
"NAME": "Insomnia",
"PLAYERS": "1",
"PORT": "4000",
"STATUS": "Live",
"UPTIME": "1772657306",
"WEBSITE": "http://www.insomnia-mud.com"
},
"option_states": {
"environ_requested": [
{
"name": "*",
"type": "VAR"
},
{
"name": "*",
"type": "USERVAR"
}
],
"server_offered": {
"AARDWOLF": false,
"ATCP": false,
"CHARSET": true,
"GMCP": true,
"MCCP2": true,
"MCCP3": false,
"MSDP": false,
"MSP": true,
"MSSP": true,
"MXP": false,
"ZMP": true
},
"server_requested": {
"AARDWOLF": false,
"ATCP": false,
"GMCP": true,
"MCCP2": true,
"MCCP3": false,
"MSDP": false,
"MSP": true,
"MSSP": true,
"MXP": false,
"NAWS": true,
"NEW_ENVIRON": true,
"TTYPE": true,
"ZMP": true
}
},
"scan_type": "quick",
"timing": {
"probe": 0.0,
"total": 5.5089147090911865
}
}
},
"sessions": [
{
"connected": "2026-03-07T03:58:55.980526+00:00",
"host": "insomnia-mud.com",
"ip": "3.10.11.230",
"port": 4000
}
]
}
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 insomnia-mud.com 4000
Show Logfile
DEBUG client.py:1193 Fingerprint client: host=insomnia-mud.com port=4000
INFO client_base.py:186 Connected to <Peer 3.10.11.230 4000>
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 DO NEW_ENVIRON
DEBUG stream_writer.py:1836 handle_do(NEW_ENVIRON)
DEBUG stream_writer.py:3330 pending_option[WILL + NEW_ENVIRON] = True
DEBUG stream_writer.py:1019 send IAC WILL NEW_ENVIRON
DEBUG stream_writer.py:3330 pending_option[SB + NEW_ENVIRON] = True
DEBUG stream_writer.py:3330 local_option[NEW_ENVIRON] = True
DEBUG stream_writer.py:3330 pending_option[WILL + NEW_ENVIRON] = 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 MSSP
DEBUG stream_writer.py:1994 handle_will(MSSP)
DEBUG stream_writer.py:993 skip DO MSSP; pending_option = True
DEBUG stream_writer.py:3330 remote_option[MSSP] = True
DEBUG stream_writer.py:3330 pending_option[DO + MSSP] = 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 WILL MSP
DEBUG stream_writer.py:1994 handle_will(MSP)
DEBUG stream_writer.py:993 skip DO MSP; pending_option = True
DEBUG stream_writer.py:3330 remote_option[MSP] = True
DEBUG stream_writer.py:3330 pending_option[DO + MSP] = False
DEBUG stream_writer.py:768 recv IAC DONT MXP
DEBUG stream_writer.py:1959 handle_dont(MXP)
DEBUG stream_writer.py:3330 pending_option[WILL + MXP] = False
DEBUG stream_writer.py:3330 local_option[MXP] = False
DEBUG stream_writer.py:768 recv IAC DONT ATCP
DEBUG stream_writer.py:1959 handle_dont(ATCP)
DEBUG stream_writer.py:3330 pending_option[WILL + ATCP] = False
DEBUG stream_writer.py:3330 local_option[ATCP] = False
DEBUG stream_writer.py:768 recv IAC DONT MCCP3_COMPRESS
DEBUG stream_writer.py:1959 handle_dont(MCCP3_COMPRESS)
DEBUG stream_writer.py:3330 pending_option[WILL + MCCP3_COMPRESS] = False
DEBUG stream_writer.py:3330 local_option[MCCP3_COMPRESS] = False
DEBUG stream_writer.py:768 recv IAC DO GMCP
DEBUG stream_writer.py:1836 handle_do(GMCP)
DEBUG stream_writer.py:993 skip WILL GMCP; pending_option = True
DEBUG stream_writer.py:3330 local_option[GMCP] = True
DEBUG stream_writer.py:3330 pending_option[WILL + GMCP] = False
DEBUG stream_writer.py:768 recv IAC DONT AARDWOLF
DEBUG stream_writer.py:1959 handle_dont(AARDWOLF)
DEBUG stream_writer.py:3330 pending_option[WILL + AARDWOLF] = False
DEBUG stream_writer.py:3330 local_option[AARDWOLF] = False
DEBUG stream_writer.py:768 recv IAC DO MSP
DEBUG stream_writer.py:1836 handle_do(MSP)
DEBUG stream_writer.py:993 skip WILL MSP; pending_option = True
DEBUG stream_writer.py:3330 local_option[MSP] = True
DEBUG stream_writer.py:3330 pending_option[WILL + MSP] = False
DEBUG stream_writer.py:768 recv IAC DONT MSDP
DEBUG stream_writer.py:1959 handle_dont(MSDP)
DEBUG stream_writer.py:3330 pending_option[WILL + MSDP] = False
DEBUG stream_writer.py:3330 local_option[MSDP] = False
DEBUG stream_writer.py:768 recv IAC DO MSSP
DEBUG stream_writer.py:1836 handle_do(MSSP)
DEBUG stream_writer.py:993 skip WILL MSSP; pending_option = True
DEBUG stream_writer.py:3330 local_option[MSSP] = True
DEBUG stream_writer.py:3330 pending_option[WILL + MSSP] = False
DEBUG stream_writer.py:768 recv IAC DO ZMP
DEBUG stream_writer.py:1836 handle_do(ZMP)
DEBUG stream_writer.py:993 skip WILL ZMP; pending_option = True
DEBUG stream_writer.py:3330 local_option[ZMP] = True
DEBUG stream_writer.py:3330 pending_option[WILL + ZMP] = False
DEBUG stream_writer.py:768 recv IAC DO MCCP2_COMPRESS
DEBUG stream_writer.py:1836 handle_do(MCCP2_COMPRESS)
DEBUG stream_writer.py:993 skip WILL MCCP2_COMPRESS; pending_option = True
DEBUG stream_writer.py:3330 local_option[MCCP2_COMPRESS] = True
DEBUG stream_writer.py:3330 pending_option[WILL + MCCP2_COMPRESS] = 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:3330 pending_option[DO + 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 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 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 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:762 begin sub-negotiation SB MSSP
DEBUG stream_writer.py:749 sub-negotiation cmd MSSP SE completion byte
DEBUG stream_writer.py:2187 [SB + MSSP] unsolicited
DEBUG stream_writer.py:1745 MSSP: {'PLAYERS': '1', 'UPTIME': '1772657306', 'FAMILY': 'LPmud', 'CODEBASE': 'FluffOS', 'WEBSITE':
'http://www.insomnia-mud.com', 'INTERMUD': 'I3', 'CREATED': '1992', 'HOSTNAME': 'insomnia-mud.com', 'GENRE': 'Fantasy',
'PORT': '4000', 'NAME': 'Insomnia', 'GAMEPLAY': 'Hack and Slash', 'LANGUAGE': 'english', 'CONTACT': 'admin@insomnia-mud.com',
'LOCATION': 'UK', 'STATUS': 'Live'}
DEBUG stream_writer.py:768 recv IAC WILL ZMP
DEBUG stream_writer.py:1994 handle_will(ZMP)
DEBUG stream_writer.py:993 skip DO ZMP; pending_option = True
DEBUG stream_writer.py:3330 remote_option[ZMP] = True
DEBUG stream_writer.py:3330 pending_option[DO + ZMP] = 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 NEW_ENVIRON
DEBUG stream_writer.py:749 sub-negotiation cmd NEW_ENVIRON SE completion byte
DEBUG stream_writer.py:3330 pending_option[SB + NEW_ENVIRON] = False
DEBUG stream_writer.py:2398 recv NEW_ENVIRON SEND (all)
DEBUG stream_writer.py:2419 env send: LANG='C', TERM='xterm-256color', LINES=25, COLUMNS=80, COLORTERM=''
DEBUG stream_writer.py:762 begin sub-negotiation SB CHARSET
DEBUG stream_writer.py:749 sub-negotiation cmd CHARSET SE completion byte
DEBUG stream_writer.py:2187 [SB + CHARSET] unsolicited
DEBUG client.py:376 encoding negotiated: UTF-8
DEBUG stream_writer.py:2270 send IAC SB CHARSET ACCEPTED UTF-8 IAC SE
DEBUG client_base.py:496 negotiation complete after 0.01s.
DEBUG client_base.py:89 EOF from server, closing.
INFO client_base.py:118 Connection closed to <Peer 3.10.11.230 4000>
INFO fingerprinting.py:755 connection for server fingerprint 2582d677ba7e36e2