Overview of services running on Port 8333 TCP.
~9 Thousand IP addresses observed from May to December 2012
To get raw lists of the data go to Download. For an explanation of what this data is and how it was obtained, see Paper.

Servicename Product Version Count Percent
ircDancer ircd366139.967
chatAIM or ICQ server153216.725
no match-/--/-118012.882
http5035.491
httpMicrosoft IIS httpd4895.338
httplighttpd1.4.193553.876
httpSecure Computing Sidewinder firewall http admin3513.832
httpMicrosoft HTTPAPI httpd2.01351.474
eggdropEggdrop IRC bot console1.6.201101.201
ssh910.993
httpJetty8.0.y.z-SNAPSHOT610.666
telnet500.546
vncVNC380.415
httpBoa HTTPd0.94.14rc21230.251
rpcbind210.229
httpJetty6.1.25200.218
sslTLS1.0180.197
sshOpenSSH4.3180.197
ftpMicrosoft ftpd180.197
ftp180.197