BBS by Fingerprint

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 addresses sharing this fingerprint.

Protocol Fingerprints

Fingerprint

Servers

Offers

Requests

Examples

d06e080c36c73c6a…

233

AARDWOLF, ATCP, BINARY, CHARSE

NAWS, NEW_ENVIRON, TSPEED, TTY

107.161.31.121:23, 107.175.69.10:60023, 108.216.15

a8a260cc4662430c…

170

none

none

108.242.55.251:513, 140.114.87.5:443, 142.93.52.94

153adc9572daa923…

136

ECHO, SGA

BINARY, TTYPE

122.199.58.252:2323, 13leader.net:8023, 149.56.47.

270f5f632ae16ede…

103

BINARY, ECHO, SGA

BINARY

142.11.212.221:23, 173.199.127.12:2002, 174.1.49.1

c2dd7d4e76383b41…

47

none

none

13th.hoyvision.com:6400, 148.251.169.181:23, 173.2

f81f891a368f3645…

31

none

BINARY, TTYPE

104.174.3.6:23, 23.151.152.245:23, 92.91.25.209:23

cfa317a91359cb0b…

30

BINARY, ECHO, SGA

BINARY, SGA

109.247.190.78:2323, 47.38.20.227:23, 87.212.201.5

2713f0239026b383…

29

ECHO, SGA

none

132.226.155.29:23, 153.127.6.190:2323, 211.133.151

c1df5709ea295a3f…

23

BINARY, ECHO, SGA, STATUS

ECHO, LFLOW, NAWS, NEW_ENVIRON

216.136.9.8:23, bbs.dragonsweb.org:23, bbs.oldchat

fc62c63bc2cd14a0…

20

BINARY, ECHO, SGA

BINARY, NAWS, NEW_ENVIRON, SGA

104.142.112.149:9000, 122.199.12.99:8888, 134.209.

0e8c326f7449f30f…

19

BINARY, ECHO, SGA, STATUS

BINARY, LINEMODE, NAWS, TSPEED

104.57.170.70:6840, 5.150.245.20:2323, absinthebbs

c8e0f73ac58e04af…

14

ECHO, SGA

BINARY

178.232.208.156:23, 80.7.90.17:31337, amibbs.amiga

6765e0c939dd0e6c…

14

ECHO, SGA

NAWS, TTYPE

1stchoicecore.co.nz:1028, 54.238.90.108:23, aeug.a

91a64a6a0687c3ea…

13

none

NAWS, NEW_ENVIRON, TSPEED, TTY

1stchoicecore.co.nz:23, 86.12.24.168:23, bbs.8-bit

1ab98978bc3cc01b…

12

BINARY, CHARSET, COM_PORT, ECH

NAWS, NEW_ENVIRON, TSPEED, TTY

alterant.bbs.dege.au:23, bbs.digitalrainbow.info:2

5470888562c02644…

11

BINARY, ECHO, SGA

BINARY, NAWS, TTYPE

120.92.212.76:23, 211.68.71.66:23, 39.106.161.147:

dda5b1a68056eec6…

11

BINARY, ECHO, SGA

BINARY, SGA, TTYPE

173.14.206.213:23, 94.32.85.38:2023, bbs.bajer.cz:

6e6641437dab4b1b…

8

none

NAWS, TTYPE

114.32.122.32:4002, 114.34.189.30:7000, 210.59.236

d4f3adfd6a3bbb9d…

8

none

SGA

204.10.255.79:6023, 24.30.241.107:23, 24.96.157.17

55d29c1fcf30a9c6…

7

BINARY, ECHO, SGA

none

51.148.188.78:24, 80.153.193.93:23, 84.104.78.157:

f23c774a5c140c7b…

6

AARDWOLF, ATCP, BINARY, CHARSE

none

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

620aa4142caf19ba…

4

ECHO, SGA

NAWS, NEW_ENVIRON, TSPEED, TTY

186.123.101.23:23, 59.167.142.49:12800, 73.42.12.9

68cdc93196d4656f…

4

none

BINARY

96.231.233.52:23, 96.231.233.58:23, 96.231.233.61:

77e4603c3eed0d29…

4

AARDWOLF, ATCP, BINARY, CHARSE

NAWS, TSPEED, TTYPE

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

358ee93523e0bfeb…

4

none

BINARY, SGA

99.106.75.128:95, bbs.clutchbbs.com:23, montereybb

c8e9c61c9db3f383…

4

ECHO

none

fibs.com:4321, otsbbs.ddns.net:2323, stateoftheark

e1726bffaa9086d0…

4

COM_PORT, ECHO, SGA

BINARY

freespeak.hopto.org:233, sanctumbbs.com:6502, sf.a

c405afe101fc3e8c…

3

none

NAWS, TTYPE

130.95.13.14:4242, 61.160.23.27:2006, atp.pedia.sz

a41c91ef48f1f319…

3

ECHO, SGA

TTYPE

bbs.cis92.net:23, bbs.gamer.com.tw:23, segaa.net:2

ea3c1bb77af73301…

3

BINARY, ECHO, SGA, STATUS

BINARY, ECHO, LFLOW, NAWS, NEW

bbs.impakt.net:6502, nethack4.org:23, phoenix.bnbb

759aef872114a5f7…

2

ECHO, SGA

LINEMODE

136.144.155.250:8888, 136.144.155.250:2000

6ce5a5802c4805f5…

2

ECHO, SGA

SGA

162.243.54.214:23, telnetbible.com:23

4202f08fd85a2341…

2

BINARY, SGA

none

172.101.80.169:2000, chrysalisbbs.org:8888

e1c4dc82f2995ff1…

2

BINARY, SGA

BINARY, ECHO, SGA

173.61.230.102:23, vortex.redirectme.net:3777

d6aa6d1c1042e700…

2

EOR, SGA

EOR, NAWS, SGA

216.136.9.21:1085, condor.rorscha.ch:1234

1b243ede85915016…

2

BINARY, CHARSET, EOR, SGA

BINARY, CHARSET, EOR, NAWS, NE

216.136.9.5:1809, wyldware.com:2424

19be77171c26104c…

2

ECHO, GMCP, MSDP, MSSP, MXP, S

LINEMODE, NAWS, TTYPE

44.204.35.120:4400, 95.179.176.16:4000

1b020e8b860be129…

2

BINARY, ECHO, EOR, SGA

none

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

f04cdeb82210f81d…

2

SGA

LINEMODE

81.82.241.129:4000, geas.de:3333

263bd38b6d7011d5…

2

BINARY, ECHO, SGA

BINARY, NAWS, TSPEED, TTYPE

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

f40249d2549fe0fb…

2

ECHO, SGA

TSPEED, TTYPE

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

b3bdc8091f623b3e…

2

BINARY

SGA

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

b267bf5885b6f0e8…

2

BINARY, ECHO, SGA

TTYPE

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

5c75d40fa78176be…

2

ECHO, SGA

NAWS

dungeon.name:20020, shadowbbs.com:23

0dc7f337977d4077…

2

BINARY, ECHO, SGA, STATUS

BINARY, ECHO, LFLOW, LINEMODE,

mono.org:23, sdf.org:23

e879d1da0fb201ac…

2

BINARY, ECHO, SGA

BINARY, ECHO, SGA

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

f9b3f33571e02f38…

1

ECHO, GMCP, MSSP, SGA, ZMP

LINEMODE, MXP, NAWS, NEW_ENVIR

118.195.237.158:6666

8de3d8a14ff29405…

1

none

NAWS, SGA

158.69.60.181:2323

ff49fd3b5e85b7aa…

1

ECHO, SGA

AARDWOLF, ATCP, TTYPE

209.141.35.127:23

b627232a3209d173…

1

none

ECHO, LINEMODE

213.166.5.201:23

fc12027928cc903e…

1

none

AARDWOLF, ATCP, CHARSET, ECHO,

300baud.dynu.net:2525

72c0c1b074a0910f…

1

none

BINARY, LINEMODE, NAWS, TSPEED

45.72.180.214:23

7a0d9f3fede8b13d…

1

none

NAWS

5.39.80.203:7000

f0cf63d189afba04…

1

ECHO, SGA

NAWS, NEW_ENVIRON

52.40.49.152:23

91930cbdc164c583…

1

SGA

LINEMODE, NAWS, SGA, TTYPE

67.205.140.34:2020

3f1439dbc995ca4b…

1

AARDWOLF, ATCP, BINARY, CHARSE

TTYPE

69.195.132.4:23

909f753421a0f55b…

1

GMCP, MSSP, ZMP

MXP, NAWS, NEW_ENVIRON, TTYPE

88.97.75.68:8000

36d25017db90b2f0…

1

EOR

BINARY

aladon.sovintel.ru:9000

abf7a80471c3c3fd…

1

ECHO, SGA

CHARSET, GMCP, MSDP, MSSP, TTY

bbs.as.ntu.edu.tw:23

bac8dfa17cf86d79…

1

ECHO, SGA

ECHO, NAWS

bbs.iscabbs.com:23

5189113c238482e3…

1

BINARY, ECHO

none

bbs.whitewing.gr.jp:23

fe8c5877d252f27a…

1

ECHO, SGA

BINARY, GMCP, MSDP, MSSP

bbs.windcity.net:23

8895b1cd893e1554…

1

none

BINARY, LINEMODE

bitwoods.duckdns.org:23

d37f593291cf8904…

1

none

NEW_ENVIRON, TSPEED, TTYPE, XD

chimia.se:2323

11fcdc3a56a8e728…

1

ECHO, SGA

LINEMODE, NAWS

claudes.lovelybits.org:23

b28ca17fe0ae14ab…

1

ECHO, SGA

AARDWOLF, MSSP

dhxy.info:23

6006bc87712f9c64…

1

none

ECHO, NAWS

dl2.net:4000

29d24e56171ea00c…

1

BINARY, ECHO

BINARY, ECHO

fw2.cnetbbs.net:6800

ac22ec3d240d27a6…

1

none

ECHO, LFLOW, NAWS, NEW_ENVIRON

lynx.scramworks.net:23

ae064596ccd3f0e6…

1

ECHO, SGA

BINARY, NAWS, SGA, TTYPE

mapscii.me:23

aa43d1b049d111e8…

1

BINARY, ECHO, SGA

BINARY, NAWS, SGA, TTYPE

maxbbs.ddns.net:24023

3d7f5a81e8cf8673…

1

BINARY, ECHO

BINARY

midbbs.kinet.ne.jp:3123

8a44bcb06a04f901…

1

none

BINARY, CHARSET, NAWS, NEW_ENV

mozz.us:23

6f89a0fd4a600ada…

1

BINARY, ECHO, SGA

SGA

opinsane.noip.me:23

3811ee4af2a1d015…

1

none

BINARY, CHARSET, ECHO, EOR, GM

optical.c64bbs.nu:64128

8a99d1cde5b01013…

1

BINARY, ECHO, SGA

BINARY, GMCP, MSP, MSSP, NAWS,

perlbbs.tw:23

dc428c0d4ea8d742…

1

ECHO, SGA

NAWS, NEW_ENVIRON, SGA, TTYPE

play.ddgame.us:23

a85f50a191c0b474…

1

GMCP

none

sylvanus.net:4343