Fingerprints

A fingerprint is a hash of a server’s Telnet option negotiation behavior – which options it offers to the client, which it requests from the client, and which it refuses. Servers running the same software version typically produce identical fingerprints. A majority of servers perform no negotiation at all and share the same empty fingerprint.

Click a fingerprint link to see the full negotiation details and all servers in that group.

Column Descriptions

Fingerprint

Truncated hash identifying the negotiation pattern. Click to see the full detail page.

Servers

Number of servers sharing this exact negotiation behavior.

Offers

Telnet options the server offers (WILL) to the client during negotiation.

Requests

Telnet options the server requests (DO) from the client.

Examples

Sample server names sharing this fingerprint.

Protocol Fingerprints

Fingerprint

Servers

Offers

Requests

Examples

cdf52165b1ba…

257

AARDWOLF, ATCP, ECHO, GMCP, MC

NAWS, NEW_ENVIRON, TSPEED, TTY

104.195.221.163:23, 107.175.69.10:60023, 108.216.1

aac0d9e4a94e…

162

ECHO, SGA

BINARY, TTYPE

122.199.58.252:2323, 122.58.172.195:1024, 13leader

e9e1390d6941…

134

BINARY, ECHO, SGA

BINARY

108.29.0.206:23, 13th.hoyvision.com:6400, 142.11.2

e89ffa4fe5c3…

100

none

none

142.93.52.94:23, 162.212.158.202:23, 173.14.208.15

c2dd7d4e7638…

41

none

none

104.37.189.44:6996, 144.217.252.203:7900, 148.251.

db901ebd131f…

34

BINARY, ECHO, SGA

BINARY, SGA

141.0.110.62:2323, 24.57.53.43:23000, 24.64.95.197

4305c7e02be0…

30

ECHO, SGA

none

132.226.155.29:23, 139.59.222.14:23, 153.127.6.190

d06e080c36c7…

25

AARDWOLF, ATCP, BINARY, CHARSE

NAWS, NEW_ENVIRON, TSPEED, TTY

104.246.170.121:23, 45.79.93.198:23, 73.42.12.93:2

65ec11503198…

22

BINARY, ECHO, SGA

BINARY, NAWS, NEW_ENVIRON, SGA

104.142.112.149:9000, 122.199.12.99:8888, 134.209.

3368c85b2d11…

21

BINARY, ECHO, SGA, STATUS

ECHO, LFLOW, NAWS, NEW_ENVIRON

188.166.9.190:23, bbs.oldchat.ru:23, bbs.olddos.kr

cb06484bfba3…

20

ECHO, SGA

BINARY

207.167.252.79:2324, 80.7.90.17:31337, 86.180.19.1

1c80cc86f7b9…

17

BINARY, ECHO, SGA, STATUS

BINARY, LINEMODE, NAWS, TSPEED

104.57.170.70:6840, 5.150.245.20:2323, 89.244.217.

f81f891a368f…

17

none

BINARY, TTYPE

20forbeers.com:1337, 67.230.158.234:23, bbs.archai

e98d484ec1b8…

15

BINARY, ECHO, SGA

none

132.145.210.148:3000, 64vintageremixbbs.dyndns.org

a8a260cc4662…

15

none

none

bbs.jacobcat.app:513, bbs.nikom.org:2323, bbs.nint

fcc77c9fc888…

14

CHARSET

CHARSET

107.217.154.237:513, 132.145.58.129:513, 139.162.2

ab280cfd611c…

13

ECHO, SGA

NAWS, TTYPE

54.238.90.108:23, aeug.asuscomm.com:8888, andcycle

8eacdbf9133d…

12

BINARY, ECHO, SGA

BINARY, NAWS, TTYPE

120.92.212.76:23, 211.68.71.66:23, 39.106.161.147:

91a64a6a0687…

11

none

NAWS, NEW_ENVIRON, TSPEED, TTY

217.81.85.246:23, 86.12.24.168:23, bbs.b-wells.us:

9f29f24cbaab…

10

BINARY, ECHO, SGA

BINARY, SGA, TTYPE

173.14.206.213:23, 5.38.247.23:1212, 86.59.167.15:

153adc9572da…

6

ECHO, SGA

BINARY, TTYPE

198.71.48.13:7777, 1stchoicecore.co.nz:1030, 5.198

270f5f632ae1…

6

BINARY, ECHO, SGA

BINARY

50.47.85.64:23, 68.98.101.79:23, 76.104.161.135:23

774612073778…

6

ECHO, SGA

TTYPE

bbs.as.ntu.edu.tw:23, bbs.cis92.net:23, bbs.gamer.

cfa317a91359…

5

BINARY, ECHO, SGA

BINARY, SGA

109.247.190.78:2323, ezycom.retroswim.net:2323, ma

4f579dc44274…

5

ECHO, GMCP, MCCP2, MSDP, MSSP,

LINEMODE, MCCP2, MSSP, NAWS, T

155.212.185.109:4000, 157.230.64.29:4000, 173.75.1

d4f3adfd6a3b…

5

none

SGA

24.96.157.17:23, 50.110.169.17:23, amigaundergroun

6706073f29d8…

5

AARDWOLF, ATCP, ECHO, GMCP, MC

NAWS, TSPEED, TTYPE

98.45.212.129:23, bbs.emeraldhill.org:23, bbs.wz5b

2d1d3bcf28ab…

4

none

ATCP, CHARSET, MXP, NAWS, TTYP

143.109.10.156:5321, ansalon.net:8679, dragonballr

886e1f8cbdfb…

4

MCCP2

none

192.99.17.109:4000, 78.47.102.200:4000, hiervard.r

21b109f81d69…

4

GMCP, MCCP2, MSSP, ZMP

MXP, NAWS, NEW_ENVIRON, TTYPE

199.74.141.8:1035, 82.68.167.68:4242, 88.97.75.68:

093022be9af2…

4

BINARY, CHARSET, EOR, SGA

BINARY, CHARSET, EOR, NAWS, NE

216.136.9.5:1809, connect.mu-gateway.net:6700, ome

46cf87861dca…

4

AARDWOLF, ATCP, GMCP, MCCP2, M

none

94.22.232.77:23, bbs.furryrefuge.com:23, kneesurge

0fadc0aac9fa…

3

none

GMCP, LINEMODE, MCCP2, MSSP, M

118.195.237.158:6666, dnd.desolation.org:4201, elv

c405afe101fc…

3

none

NAWS, TTYPE

130.95.13.14:4242, ror.us.to:3000, www.ateraan.com

72c0c1b074a0…

3

none

BINARY, LINEMODE, NAWS, TSPEED

45.72.180.214:23, absinthebbs.net:1940, retrolair.

68cdc93196d4…

3

none

BINARY

96.231.233.52:23, 96.231.233.58:23, 96.231.233.61:

0e8c326f7449…

3

BINARY, ECHO, SGA, STATUS

BINARY, LINEMODE, NAWS, TSPEED

bbs.silverhawk.no:6400, heightsbbs.heightspc.net:6

2713f0239026…

3

ECHO, SGA

none

corsysystem.org:2300, milek7.pl:23, nebbs.servehtt

69b479d9c26e…

2

none

ATCP, CHARSET, MXP, NAWS, SGA,

150.107.201.19:4000, dd4.webredirect.org:8888

a10403d0a80f…

2

BINARY, SGA

none

172.101.80.169:2000, chrysalisbbs.org:8888

4e3f6280260d…

2

MCCP2, MSSP

CHARSET, NAWS, TTYPE

50.214.28.50:8888, px4.kitsunet.net:2069

63cdd7e08d85…

2

BINARY, ECHO, EOR, SGA

none

64life.net:1983, heatwave.ddns.net:9640

15818a722911…

2

none

CHARSET

71.95.196.34:513, c64u.club:6400

606daff539f5…

2

ECHO, SGA

ECHO, NAWS

bbs.apostols.org:23, bbs.iscabbs.com:23

6efce6144678…

2

BINARY, ECHO, SGA

BINARY, NAWS, TSPEED, TTYPE

bbs.fozztexx.com:23, klud.ge:23

592a3eab1a0c…

2

BINARY, ECHO, SGA, STATUS

BINARY, ECHO, LFLOW, NAWS, NEW

bbs.impakt.net:6502, mbsedev.bnbbbs.net:2323

4fe25050e082…

2

none

NAWS, TSPEED, TTYPE

bbs.interlinked.us:23, krion.io:1337

7bb8d23a2760…

2

BINARY, ECHO

none

bbs.powerbbs.com:23, bbs.whitewing.gr.jp:23

358ee93523e0…

2

none

BINARY, SGA

bbs.terminaltavern.com:23, montereybbs.com:23

a4e63b6c4901…

2

BINARY

SGA

bbswordle.com:23, quazarbbs.dynu.net:2523

87d3b4ecfcf8…

2

BINARY, ECHO, SGA

TTYPE

cvic.org:23, waffle.c4bmore.com:2001

cdbdaaf8df58…

2

ECHO, SGA

NAWS

dungeon.name:20020, shadowbbs.com:23

ecd2a97a87ee…

2

ECHO

none

fibs.com:4321, theaerodromebbs.com:6502

98ef96f17141…

2

none

LINEMODE

geas.de:3333, vikingmud.org:2001

e1726bffaa90…

2

COM_PORT, ECHO, SGA

BINARY

sanctumbbs.com:6502, x-bit.org:23230

e085f9908b35…

2

BINARY, ECHO, SGA

BINARY, ECHO, SGA

scoobysdoo.ddns.net:2023, sysgod.org:23000

f40249d2549f…

1

ECHO, SGA

TSPEED, TTYPE

103.95.48.171:23

6f760814123b…

1

none

TTYPE

107.161.22.171:9999

e0f49e578bad…

1

BINARY, ECHO, SGA

LFLOW, NAWS, TSPEED, TTYPE, XD

107.195.72.202:1170

4c3054f2191e…

1

none

NAWS

13.72.87.55:3000

67c4982951f1…

1

SGA

LINEMODE

136.144.155.250:8888

7f882d432a2a…

1

BINARY, ECHO, GMCP, MSDP, MSP

MXP, TTYPE

139.162.249.62:5555

6fe5b6aa428a…

1

CHARSET, EOR, GMCP, MCCP2

none

146.59.45.33:4004

8de3d8a14ff2…

1

none

NAWS, SGA

158.69.60.181:2323

6f89a0fd4a60…

1

BINARY, ECHO, SGA

SGA

162.118.68.104:23

57036e1ae4c6…

1

ECHO, SGA

SGA

162.243.54.214:23

c52744e99e43…

1

GMCP

TTYPE

170.249.198.110:1825

30d07f98d9d1…

1

BINARY, ECHO, GMCP, MSDP, MSP,

TTYPE

172.105.94.5:5555

943bb0af81ec…

1

CHARSET, ECHO, GMCP, MCCP2, MS

GMCP, MCCP2, MSP, MSSP, NAWS,

184.58.204.114:7777

853c197bac0e…

1

MCCP2, MXP

BINARY

185.246.66.117:9001

519cdd6cc4c2…

1

AARDWOLF, ATCP, BINARY, CHARSE

AARDWOLF, ATCP, BINARY, CHARSE

1984.ws:23

6765e0c939dd…

1

ECHO, SGA

NAWS, TTYPE

1stchoicecore.co.nz:1028

ba271196d35f…

1

none

ECHO, LINEMODE

213.166.5.201:23

5fae31d9f072…

1

CHARSET, EOR, SGA, STATUS

BINARY, CHARSET, ECHO, EOR, SG

300baud.dynu.net:2525

8b172e96e2aa…

1

none

NAWS

5.39.80.203:7000

a7f16e7eba19…

1

BINARY, GMCP, MCCP2, MSDP, MSP

GMCP, MCCP2, MSDP, MSP, MSSP,

51.222.85.183:5555

3b6c266bb93c…

1

none

MXP, NAWS, TTYPE

52.19.37.158:7465

23b1ae365dfb…

1

ECHO, SGA

NAWS, NEW_ENVIRON

52.40.49.152:23

303022b4f626…

1

CHARSET, EOR, STATUS

CHARSET, ECHO, EOR, STATUS

67.131.59.192:27

eb44f19930ff…

1

SGA

LINEMODE, NAWS, SGA, TTYPE

74.93.16.50:7777

527e95e888a3…

1

MSDP, MSP, MSSP

ATCP, CHARSET, MXP, NAWS, TTYP

75.3.200.42:9000

33ebb6bbdfcd…

1

MSSP, ZMP

GMCP, MXP, NAWS, NEW_ENVIRON,

81.182.77.35:1222

bc91d50e59b8…

1

SGA

NAWS

97.115.95.251:4000

00a44c7e9506…

1

AARDWOLF, ATCP, GMCP, MCCP2

AARDWOLF, NAWS, TTYPE

aardmud.org:23

f8c875cff077…

1

ECHO, SGA, STATUS

BINARY, LINEMODE, NAWS, TSPEED

adibbs.sytes.net:6800

2b2418924429…

1

ECHO, MSSP, SGA

NAWS, TTYPE

ascii.dynu.net:4096

5b5c5ad917f5…

1

none

AARDWOLF, ATCP, GMCP, MCCP2, M

bbs.anduin.net:23

2d168069b07f…

1

none

BINARY, SGA, TTYPE

bbs.bnbbbs.net:2023

37503187f0a1…

1

ECHO, SGA

NAWS, SGA, TTYPE

bbs.deadparrotbbs.com:2323

c1df5709ea29…

1

BINARY, ECHO, SGA, STATUS

ECHO, LFLOW, NAWS, NEW_ENVIRON

bbs.dragonsweb.org:23

55d29c1fcf30…

1

BINARY, ECHO, SGA

none

bbs.thejollyrogerbbs.com:8023

73a0e4566f42…

1

BINARY, ECHO

BINARY, LINEMODE

bitwoods.duckdns.org:23

28e0bdd86701…

1

CHARSET, GMCP, MSDP, MSSP

AARDWOLF, ATCP, CHARSET, GMCP,

centralontarioremote.net:1123

d37f593291cf…

1

none

NEW_ENVIRON, TSPEED, TTYPE, XD

chimia.se:2323

11fcdc3a56a8…

1

ECHO, SGA

LINEMODE, NAWS

claudes.lovelybits.org:23

292c74dd9082…

1

EOR, SGA

EOR, NAWS, SGA

condor.rorscha.ch:1234

598db78e4986…

1

MCCP2, MSSP, ZMP

ATCP, CHARSET, GMCP, MCCP3, MS

crowsnestbbs.ddns.net:6801

6ee5b43c3505…

1

none

NAWS, NEW_ENVIRON, TTYPE

cryosphere.net:6666

bf094c0b3f30…

1

AARDWOLF, ECHO, GMCP, MCCP3, M

none

dhxy.info:23

6980bb8f2235…

1

ECHO

ECHO, NAWS

dl2.net:4000

3dbc99dfccf9…

1

BINARY, CHARSET, ECHO, SGA, ST

NAWS, NEW_ENVIRON, TSPEED, TTY

dynamite.bbsing.com:23

ba94558ba15c…

1

none

CHARSET, NAWS

exigenesis.net:4201

3d2e2a5b2e36…

1

BINARY, MCCP2, MXP, STATUS

LINEMODE, NAWS, NEW_ENVIRON, T

ff.mud.de:7600

20bce223c4f6…

1

BINARY, ECHO

BINARY, ECHO

fw2.cnetbbs.net:6800

55d32831c087…

1

EOR

STATUS

haven.enyc.org.uk:7777

5fda562c200a…

1

none

NAWS, TTYPE

lament.ghostglass.net:8181

ac22ec3d240d…

1

none

ECHO, LFLOW, NAWS, NEW_ENVIRON

lynx.scramworks.net:23

a4afc8b4d087…

1

BINARY, ECHO, SGA

BINARY, NAWS, SGA, TTYPE

maxbbs.ddns.net:24023

79201233eb84…

1

none

CHARSET, GMCP, MXP, NAWS, TTYP

mclmud.mclink.it:6000

fb1fd957906b…

1

GMCP, MSSP

NEW_ENVIRON, TTYPE

mongoose.moo.mud.org:7777

775ec7ca8518…

1

BINARY, ECHO, SGA, STATUS

BINARY, ECHO, LFLOW, LINEMODE,

mono.org:23

8a44bcb06a04…

1

none

BINARY, CHARSET, NAWS, NEW_ENV

mozz.us:23

cdc34314e1d0…

1

AARDWOLF, ATCP, ECHO, GMCP, MC

TTYPE

multinube.net:23

578485373415…

1

MXP

TTYPE

mush.elendor.net:1892

6665184fd323…

1

none

BINARY, ECHO, LFLOW, NAWS, NEW

nethack4.org:23

c8e0f73ac58e…

1

ECHO, SGA

BINARY

nightbite.redirectme.net:2323

ea8f4f2e7ae0…

1

AARDWOLF, ATCP, GMCP, MCCP2, M

AARDWOLF, ATCP, GMCP, MCCP2, M

optical.c64bbs.nu:64128

c30b7da016a6…

1

ECHO, SGA

NAWS, NEW_ENVIRON, SGA, TTYPE

play.ddgame.us:23

c8160f74418b…

1

ECHO, SGA

AARDWOLF, ATCP, GMCP, MCCP3

qeeai.com:23

84c84df8b6c8…

1

none

LINEMODE, NAWS, TTYPE

razors.speakgeek.org:4000

2239b9eed4b7…

1

EOR, MCCP2, MSP, MXP

MCCP2, MSP, MXP

rom.mud.de:4000

0027751c2759…

1

COM_PORT, ECHO, SGA

BINARY

sf.a-net.online:2323

e8abc7f09e34…

1

GMCP, MCCP2

GMCP

sylvanus.net:4343

2416458b1066…

1

ECHO, SGA

BINARY, NAWS, NEW_ENVIRON, TTY

telehack.com:23

f23c774a5c14…

1

AARDWOLF, ATCP, BINARY, CHARSE

none

telnet.harborbbs.com:23

6ce5a5802c48…

1

ECHO, SGA

SGA

telnetbible.com:23

9aa8b85bb252…

1

none

TTYPE

torilmud.com:9999

dcd8e96ab95b…

1

GMCP, MCCP2

NAWS, TTYPE

towers.t2tmud.org:9999

2fec7cefd509…

1

CHARSET, GMCP, MSDP, MSSP

TTYPE

vormud.genesismuds.com:7777

e1c4dc82f299…

1

BINARY, SGA

BINARY, ECHO, SGA

vortex.redirectme.net:3777

0b96f7d46014…

1

none

LINEMODE, NAWS, NEW_ENVIRON, T

wl.mud.de:4711

221d5721ebf9…

1

BINARY, ECHO, SGA

AARDWOLF, ATCP, BINARY, GMCP,

www.maruo.co.jp:23

f96aa48abbc4…

1

CHARSET, GMCP, MSSP, SGA

NAWS, SGA, TTYPE

zeus.cybercitizen.net:3337