Overview of services running on Port 20000 TCP.
~66 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 Count Percent
httpMiniServ3814357.193
http1023015.339
no match-/-756511.343
ircDancer ircd35115.264
chatAIM or ICQ server12041.805
sshOpenSSH9371.405
irc-proxypsyBNC5110.766
httpMicrosoft IIS httpd3760.564
httplighttpd3290.493
oracleOracle Database3200.48
httpMicrosoft HTTPAPI httpd3020.453
ftpFileZilla ftpd2330.349
vncVNC2300.345
sslTLS1510.226
httpBoa HTTPd1400.21
sshForce10 switch sshd1300.195
httpToT Server1240.186
httpnginx1020.153
httpVirata-EmWeb990.148
iceInternet Communications Engine930.139
ftp930.139
ormiOracle Remote Method Invocation920.138
ftpServ-U ftpd890.133
socks5770.115
ssh730.109
ftpMicrosoft ftpd720.108
telnet670.1
socks4Connection ok560.084
remotingMS .NET Remoting services520.078
ftpvsftpd460.069
sshMikroTik RouterOS sshd450.067
httpRouter450.067
httpJetty380.057
zabbixZabbix Monitoring System370.055
giopomniORB omniNames360.054
tinctinc vpn daemon330.049
bandwidth-testMikroTik bandwidth-test server330.049
teamspeakTeamSpeak voice communication310.046
sophosSophos Message Router310.046
smtp300.045
vncRealVNC Enterprise290.043
httpTP-LINK Router290.043
telnetMCU build-in shell240.036
svnserveSubversion240.036
ftpPure-FTPd230.034
ftpProFTPD230.034
vnc220.033
telnetEnterasys XSR Security Router telnetd210.031
sshDropbear sshd210.031
arcserveARCserve Discovery200.03
mysqlMySQL190.028
cccamCCcam DVR card sharing system information190.028
httpNetscape FastTrack Administrator160.024
tandem-printSharp printer tandem printing150.022
oracle-tnsOracle TNS Listener150.022
secure-socketCA Secure Socket Adapter140.021
directconnectDirect Connect P2P140.021
smtpMicrosoft ESMTP130.019
activemqApache ActiveMQ130.019
openvpnOpenVPN120.018
vncRealVNC Personal110.016
xml100.015
telnetCisco 1721 router telnetd100.015
httpMS .NET Remoting100.015
eggdropEggdrop IRC bot console100.015