Overview of services running on Port 2000 TCP.
~1.71 Million 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
bandwidth-testMikroTik bandwidth-test server117316568.684
winboxMikroTik WinBox management console1615989.461
no match-/--/-1054216.172
telnet979035.732
rifa-dvrRifatron DVR164610.964
http159560.934
sieveDovecot timsieved146580.858
sslSSLv3146420.857
jetdirectJetDirect96870.567
sslTLSv189680.525
sieveCyrus timsieved2.3.7-Invoca-RPM-2.3.7-7.el5_4.350570.296
sieveCyrus timsieved2.3.7-Invoca-RPM-2.3.7-12.el5_7.245290.265
ircDancer ircd40950.24
httpSonicWALL36980.217
httpRemotelyAnywhere remote PC management httpd8.0.66836370.213
chatAIM or ICQ server25930.152
sieveCyrus timsieved2.3.9-Fedora-RPM-2.3.9-7.fc724130.141
httpBoa HTTPd0.94.14rc2120420.12
httpMicrosoft IIS httpd19380.113
sieveDovecot Pigeonhole sieve1.019070.112
httpGeoVision GeoHttpServer for webcams14320.084
ftp12770.075
httpAvtech AVN801 network camera1.012300.072
httpRemotelyAnywhere remote PC management httpd10.0.108611000.064
httpMicrosoft HTTPAPI httpd2.010670.062
sieveCyrus timsieved2.3.7-Invoca-RPM-2.3.7-7.el5_6.410230.06
httpGoAhead-Webs httpd9900.058
httpCross Web Server9840.058
httpHikvision-Webs9660.057
sievepysieved1.08940.052
httpBoa HTTPd0.94.138800.052
sieveCyrus timsieved2.3.168260.048
sieveCyrus timsieved2.2.138240.048
httpthttpd2.25b7850.046
httpmini_httpd1.19 19dec20037830.046
ftpPure-FTPd7280.043
httpuc-httpd1.0.07260.043
httpNetwave IP camera http config7170.042
httpInnovative Interfaces Innopac httpd1105900.035
httpApache2.0.535870.034
httpWangWnagSimpleServer1.05420.032
httpD-Link DIR-300 WAP http admin5400.032
httpApache2.2.35340.031
sieveCyrus timsieved2.3.7-Invoca-RPM-2.3.7-2.el55150.03
sieveCyrus timsieved2.3.7-Invoca-RPM-2.3.7-2.el5_3.24850.028
httpWYM httpd1.04850.028
irc-proxyShroudBNC irc-proxy1.1 revision 3714820.028
telnetNASLite-SMB/Sveasoft Alchemy firmware telnetd4740.028
httpRemotelyAnywhere remote PC management httpd8.0.7474590.027
httplighttpd1.4.194540.027
sieveCyrus timsieved2.2.124480.026
sieveCyrus timsieved2.3.114460.026
httpRemotelyAnywhere remote PC management httpd6.20.4674310.025
httplighttpd1.4.294290.025
httpRemotelyAnywhere remote PC management httpd8.0.6054270.025
vncVNC4260.025
httpWorld Client WDaemon httpd4.04240.025
sieveCyrus timsieved2.3.11-Fedora-RPM-2.3.11-1.fc84180.024
httpRemotelyAnywhere remote PC management httpd8.0.5974180.024
nbdNetwork Block Device4050.024
httpApache2.0.523850.023
arcserveARCserve Discovery3680.022
httpAIM1.03510.021
httpPDR-M8001.03470.02
httphttpd 1.13340.02
httpApache Tomcat/Coyote JSP engine1.13160.019
httpRemotelyAnywhere remote PC management httpd9.0.8562990.018
httpthttpd2970.017
httpBoa httpd2960.017
sshCisco SSH1.252870.017
httpMiniServ0.012870.017
ftpMicrosoft ftpd2810.016
httpGadspot/Avtech AV787 webcam http config2740.016
pop3-proxyFreePOPs pop3 proxy0.2.92730.016
sieveCyrus timsieved2.3.7-Invoca-RPM-2.3.7-1.1.el52720.016
httpDVR Systems webcam http interface2630.015
sieveCyrus timsieved2.2.13-Debian-2.2.13-14+lenny62610.015
sieveCyrus timsieved2.2.12-Invoca-RPM-2.2.12-8.1.RHEL42540.015
httplighttpd1.4.202540.015
sshOpenSSH4.32500.015
httpMicrosoft IIS httpd6.02450.014
httpApache2.2.222450.014
httpRemotelyAnywhere remote PC management httpd7.00.5312410.014
sieveCyrus timsieved2.3.142370.014
socks52260.013
sieveCyrus timsieved2.3.82200.013
httpGM Streaming Server httpd2190.013
httpRemotelyAnywhere remote PC management httpd2120.012
httpApache2010.012
sshOpenSSH5.5p1 Debian 6+squeeze21910.011
telnetser2net telnetd1870.011
httpMicrosoft HTTPAPI httpd1.01850.011
netbios-ssn1820.011
httpMbedthis-Appweb2.0.41810.011
httpRemotelyAnywhere remote PC management httpd7.10.5521790.01
httpXMLRPC1780.01
httpRemotelyAnywhere remote PC management httpd6.00.4491720.01
sieveCyrus timsieved2.3.16-kolab-nocaps1660.01
rtsp1660.01
httpPOSIX1650.01
httpTechno Vision Security System http config2.01620.009
httpthttpd2.241600.009
sieveCyrus timsieved2.3.7-Invoca-RPM-2.3.7-12.el5_7.11560.009
sshOpenSSH5.3p1 Debian 3ubuntu71550.009
httpVNC Server Enterprise EditionE4.4.2 (r13117)1550.009
sieveCyrus timsieved2.4.161540.009
httpRemotelyAnywhere remote PC management httpd10.0.21001500.009
sieveCyrus timsieved2.3.13-kolab-nocaps1490.009
insight-managerConsul InSight Manager1420.008
sieveCyrus timsieved2.3.9-Fedora-RPM-2.3.9-7.fc61410.008
telnetAdtran TA 600R router telnetd1350.008
sshOpenSSH3.9p11340.008
sshOpenSSH5.1p1 Debian 51330.008
httpApache2.2.131320.008
httpRemotelyAnywhere remote PC management httpd7.01.5411310.008
sshOpenSSH5.21280.007
httpuClinux-httpd0.2.21270.007
vncRealVNC Personal1220.007
ssh1220.007
httpApache2.2.161190.007
http-proxySquid http proxy3.0.STABLE81120.007
httpExpertAssist8.3.4.141100.006
httpApache2.0.551100.006
directconnectDirect Connect P2P1090.006
vnc1050.006
httpCherryPy httpd2.3.01050.006
httpApache1.3.411040.006
sieveCyrus timsieved2.3.12p21020.006
httpVirata-EmWeb6.0.11020.006
sshOpenSSH5.31000.006
sieveCyrus timsieved1.0.0990.006
sieveCyrus timsieved2.2.3980.006
sieveCyrus timsieved2.2.12-Invoca-RPM-2.2.12-6.fc4980.006
telnetLinux telnetd970.006
openvpnOpenVPN970.006
httpRouter960.006
httpMultView WEB Server V1.1960.006
httpApache2.2.21950.006
httplighttpd940.006
httpApache2.2.14940.006
xml930.005
httpRemotelyAnywhere remote PC management httpd9.1.1016900.005
httpNetwork Digital Recorder900.005
httphttp server 1.0900.005
httpUPnP1.0 miniupnpd880.005
spotify-loginSpotify login server870.005
sieveCyrus timsieved2.2.13-Debian-2.2.13-19squeeze3build0.10.04.1830.005
sieveCyrus timsieved2.3.7820.005
sshOpenSSH4.6800.005
sieveCyrus timsieved800.005
vnc-httpVNC Server Enterprise Edition httpdE4.4.2 r13117780.005
httpApache1.3.33760.004
httpMS-SDK-HttpServer1.0750.004
httpHttpd1.0750.004
tandem-printSharp printer tandem printing740.004
sieveCyrus timsieved2.1.16740.004
sievepysieved0.91+DEV730.004
httpApache2.2.8730.004
shoutcastSHOUTcast server1.9.8720.004
rtspAvtech MPEG4 DVR control rtspd720.004
httpBoa HTTPd0.94.14rc18710.004
vncRealVNC Enterprise700.004
sshOpenSSH5.5p1 Debian 6+squeeze1700.004
httpMicrosoft IIS httpd7.5700.004
sieveDBMail timsieved2.2.17690.004
httpTP-LINK Router690.004
httpApache2.2.17680.004
httpApache1.3.27680.004
sieveCyrus timsieved2.4.12670.004
httpScriptLogic DesktopAuthority httpd7.1.091670.004
httpthttpd2.25b 29dec2003650.004
sieveCyrus timsieved2.3.9-Gentoo640.004
sieveCyrus timsieved2.2.13p1640.004
sieveCyrus timsieved2.2.12-Gentoo640.004
httpApache2.2.9640.004
sieveCyrus timsieved2.2.13-Debian-2.2.13-14+lenny3630.004
httpWindWeb2.0630.004
httplighttpd1.4.26630.004
httpBoa HTTPd0.93.15630.004
pop3qpopper620.004
irc-proxyShroudBNC irc-proxy1.2 revision 1080620.004
httpReefAngel620.004
httpGoAhead-Webs embedded httpd620.004
sshOpenSSH5.9p1 Debian 5ubuntu1610.004
httphttpd610.004
httpAllegro RomPager4.01610.004
sieveCyrus timsieved Murder2.3.16600.004
httpMicrosoft IIS httpd5.0600.004
irc-proxypsyBNC2.3.2-7590.003
httpNetwork Camera570.003
sshOpenSSH5.2p1560.003
httpApache2.2.15560.003
httpWorld Client WDaemon httpd3.0550.003
httpVopSrv550.003
telnetPocket CMD telnetd540.003
svnserveSubversion540.003
sieveCyrus timsieved Murder2.3.15540.003
sieveCyrus timsieved2.2.13-Debian-2.2.13-19+squeeze3540.003
sieveCyrus timsieved2.1.18-IPv6-Debian-2.1.18-1+sarge2530.003
httpRemoteSupportManager1.0.0.48530.003
httpMicrosoft IIS httpd5.1530.003
httpdcs-lig-httpd520.003
httpuTorrent WebUI510.003
httpJetty5.1.2500.003
httpHTTPServer500.003
httpBoa HTTPd0.94.14rc18-ipcam500.003
solfeHP PNM Solid FlowEngine490.003
sieveCyrus timsieved2.2.13-Debian-2.2.13-10+etch4490.003
sieveCyrus timsieved2.2.12-Invoca-RPM-2.2.12-17.el4490.003
sieveCyrus timsieved2.1.18-IPv6-Debian-2.1.18-5.1490.003
sieveDBMail timsieved2.2.11480.003
sieveCyrus timsieved1.1.0480.003
httpPunkBuster http config480.003
httpLinksys router http config480.003
sieveCyrus timsieved2.3.9470.003
sieveCyrus timsieved2.2.13-Debian-2.2.13-13ubuntu3470.003
httpScriptLogic ExpertAssist remote management httpd470.003
sieveCyrus timsieved2.2.12-Invoca-RPM-2.2.12-9.RHEL4460.003
httpXitami httpd460.003
ftpServ-U ftpd460.003
httpH3C-Miniware-Webs450.003
ftpvsftpd2.0.8 or later450.003
sieveCyrus timsieved2.3.15440.003
httplighttpd1.4.28440.003
httpApache1.3.37440.003
sieveCyrus timsieved2.3.7-Invoca-RPM-2.3.7-12.el5430.003
smtp420.002
sieveCyrus timsieved2.3.7-Invoca-RPM-2.3.7-1.1420.002
httpwg_httpd1.0(based Boa420.002
httpJetty6.1.x420.002
httpZ-World Rabbit410.002
httpIntoto httpd1.0410.002
ftpFreeBSD ftpd6.00LS410.002
sieveCyrus timsieved2.3.11-GIGASYS-Groupware-2.3.11-10400.002
sieveCyrus timsieved2.2.12-Debian-2.2.12-4ubuntu1400.002
httpCisco IOS http config400.002
sieveCyrus timsieved2.2.12-Invoca-RPM-2.2.12-3.RHEL4.1390.002
sieveCyrus timsieved2.1.18390.002
httpOwnServer1.0390.002
httpnginx390.002
dominoconsoleLotus Domino Console390.002
sieveCyrus timsieved2.3.1-Invoca-RPM-2.3.1-2.8.fc5380.002
sieveCyrus timsieved2.2.12-Invoca-RPM-2.2.12-1.1.fc3380.002
sieveCyrus timsieved2.2.12-Invoca-RPM-2.2.12-10.el4_8.4380.002
http-proxySquid http proxy2.6.STABLE21380.002
httpWebCit7.71370.002
httpTRENDnet TV-IP100 or TV-IP110 webcam display httpd370.002
ftpFileZilla ftpd0.9.41 beta370.002
sshDropbear sshd0.52360.002
sieveCyrus timsieved2.2.13-Debian-2.2.13-10360.002
sshOpenSSH3.7.1p2350.002
httpWEBrick httpd1.3.1350.002
sieveCyrus timsieved2.1.15340.002
httpVivotek IP7131 Network Camera http config340.002
httpRemotelyAnywhere remote PC management httpd6.10.459340.002
http-proxySquid http proxy2.7.STABLE9340.002
httpMicrosoft ISA httpd340.002
telnetSMC SMC2870W Wireless Ethernet Bridge330.002
telnetAllied Telesis x900-series switch telnetd330.002
sieveCyrus timsieved2.4.8330.002
nntpINN nntpd330.002
httpW3MFC1.68330.002
http-proxySquid http proxy2.6.STABLE12330.002
httpNetgear DG834 router http config330.002
aperio-aafAperio Algorithm Framework330.002
sieveCyrus timsieved2.3.11-Fedora-RPM-2.3.11-1.fc9320.002
httpTwistedWeb httpd8.2.0320.002
httpTRENDnet TV-IP110w or TV-IP422W webcam display httpd320.002
httpthttpd2.19-MX Jul 1 2010320.002
httpthttpd2.19-MX Dec 8 2009320.002
httpBoa HTTPd0.92o320.002
sieveCyrus timsieved2.4.6-Invoca-RPM-2.4.6-5310.002
httpRemotelyAnywhere remote PC management httpd10.0.1068310.002
http-proxySquid http proxy2.5.STABLE14310.002
httpHTTP Software 1.1310.002
httpGoAhead310.002
sieveCyrus timsieved2.3.13300.002
httpScriptLogic DesktopAuthority httpd6.0.201300.002
httpRouter Webserver300.002
httpExpertAssist8.2.1.38300.002
httpApache2.2.11300.002
tcpwrappedBSD TCP Wrappers290.002
sieveCyrus timsieved2.3.11-kolab-nocaps290.002
sieveCyrus timsieved2.2.10-Invoca-RPM-2.2.10-1.RHEL4.1290.002
sieveCyrus timsieved2.2.10290.002
httpwebserver1.0290.002
httpWebServer290.002
httpDraytek Vigor ADSL router webadmin290.002
httpBoa HTTPd0.94.11290.002
sshOpenSSH5.8p1 Debian 7ubuntu1280.002
sshOpenSSH5.5p1 Debian 4ubuntu6280.002
sieveCyrus timsieved2.3.9-Fedora-RPM-2.3.9-7.fc8280.002
httpAllegro RomPager4.51 UPnP/1.0280.002
httpExpertAssist8.3.3.30270.002
httpD-Link/Airlink IP webcam http config1.0270.002
httpApache0.6.5270.002
ftpFileZilla ftpd0.9.37 beta270.002
ftpFileZilla ftpd0.9.24 beta270.002
sshOpenSSH5.8260.002
smtpMicrosoft Exchange smtpd260.002
remotingMS .NET Remoting services260.002
httpWaveplus HTTPD260.002
httpExpertAssist8.1.1.38260.002
sslTLS1.0250.001
sieveCyrus timsieved2.4.13250.001
httpgo1984 httpd250.001
httpApache2.0.51250.001
telnetAMOS **********240.001
telnetAdtran TA 608 router telnetd240.001
sshOpenSSH5.8p1 Debian 1ubuntu3240.001
sshOpenSSH5.5p1 Debian 6240.001
sshOpenSSH5.4p1240.001
sshOpenSSH4.5p1240.001
smtpExim smtpd240.001
secure-socketCA Secure Socket Adapter240.001
httpeCensus Compliance Service. v2.14 (05.07.2010)240.001
giopCORBA naming service240.001
telnetMicrosoft Windows XP telnetd230.001
sieveCyrus timsieved2.2.10-Invoca-RPM-2.2.10-3.fc2230.001
sieveCyrus timsieved2.1.12230.001
shoutcastSHOUTcast server1.9.5230.001
httpuhttpd1.0.0230.001
httpthttpd2.19-MX Apr 26 2011230.001
httpAirlink 101 or TRENDnet TVIP-422w webcam http config230.001
ftpProFTPD230.001
sieveCyrus timsieved Murder2.3.8-Fedora-RPM-2.3.8-3bu45s.8s220.001
httpWireless Network Camera220.001
httpRemoteSupportManager8.3.3.250220.001
httpRemoteSupportManager1.0.031220.001
httplighttpd1.4.13220.001
time210.001
sshDropbear sshd0.51210.001
smtpPostfix smtpd210.001
smtpMicrosoft ESMTP6.0.3790.4675210.001
sieveDBMail timsieved2.2.10210.001
httpthttpd2.19-MX Oct 19 2011210.001
httpRemoteSupportManager8.2.1.55210.001
httpRemotelyAnywhere remote PC management httpd5.21.422210.001
httpDD-WRT milli_httpd210.001
httpApache2.2.20210.001
httpApache2.2.2210.001
httpApache2.0.54210.001
telnetAdtran TA 616 router telnetd200.001
sshOpenSSH5.1p1 Debian 5ubuntu1200.001
smtpSymantec Enterprise Security manager smtpd200.001
sieveCyrus timsieved2.4.6200.001
sieveCyrus timsieved2.2.8200.001
httpuTorrent utserver web interface200.001
httpRemotelyAnywhere remote PC management httpd5.31.429200.001
httpGS-Webs200.001
httpBchat200.001
telnetCisco 1721 router telnetd190.001
sshOpenSSH5.3p1 Debian 3ubuntu4190.001
sieveCyrus timsieved2.3.14-Debian-2.3.14-2190.001
sieveCyrus timsieved2.3.12p2-Gentoo190.001
sieveCyrus timsieved2.2.3-Invoca-RPM-2.2.3-8190.001
sieveCyrus timsieved2.2.13-Debian-2.2.13-14+lenny4190.001
ovm-managerOracle VM Manager190.001
httpD-Link DCS-910 webcam http config190.001
httpAllegro RomPager4.07 UPnP/1.0190.001
ftpMicrosoft ftpd5.0190.001
ftpFileZilla ftpd0.9.40 beta190.001
sshOpenSSH5.9180.001
sshOpenSSH5.1180.001
sshOpenSSH3.8.1p1 Debian 8.sarge.6180.001
sieveCyrus timsieved2.3.7-Invoca-RPM-2.3.7-7.el5180.001
rsync180.001
httpWebFS httpd1.21180.001
httpUbicom1.1180.001
httpthttpd2.24 26oct2003180.001
httpthttpd2.20b 10oct00180.001
httpRemotelyAnywhere remote PC management httpd7.50.586180.001
httpMicrosoft IIS httpd7.0180.001
httpmicro_httpd180.001
httpApache2.2.4180.001
sslMicrosoft IIS SSL170.001
sshOpenSSH5.6170.001
sieveDBMail timsieved3.0.2170.001
sieveCyrus timsieved2.4.10170.001
sieveCyrus timsieved2.3.8-Fedora-RPM-2.3.8-3bu45s.8s170.001
sieveCyrus timsieved2.3.1170.001
sieveCyrus timsieved2.2.12-Invoca-RPM-2.2.12-6170.001
sdlogRSA SecureID Ace Server170.001
httpVivotek 3102 Camera http config170.001
httpQNAP TS-219P NAS http config1.0170.001
httpNetwork Camera with PanTilt170.001
httpLanswitch - V100R003 HttpServer 1.1170.001
httpGenetic Lifeform and Distributed Open Server 1.0.9170.001
httpdvr1614n web-cam httpd170.001
httpD-Link Internet Camera170.001
httpASP.NET Development Server/170.001
ftpServ-U ftpd6.4170.001
sshOpenSSH4.3p2 Debian 9etch3160.001
sshBitvise WinSSHD5.26160.001
sieveCyrus timsieved2.3.15-Fedora-RPM-2.3.15-2.fc10160.001
sieveCyrus timsieved2.3.13-Gentoo160.001
sieveCyrus timsieved2.2.13-Debian-2.2.13-14ubuntu3.1160.001
sieveCyrus timsieved2.2.13-Debian-2.2.13-10.41.200911021926160.001
sieveCyrus timsieved2.2.12-Invoca-RPM-2.2.12-20webapps160.001
httpWireless Network Camera with PanTilt160.001
httpthttpd2.23beta1160.001
httpJetty8.0.y.z-SNAPSHOT160.001
httpImagiaTek160.001
httpHTTPsrv160.001
httpD-Link DCS-920 webcam http config160.001
httpApache1.3.31160.001
httpAllegro RomPager3.10160.001
upnpPortable SDK for UPnP devices1.3.1150.001
upnpPortable SDK for UPnP1.3.1150.001
sshOpenSSH6.0150.001
sshOpenSSH5.9p1-hpn13v11150.001
sshOpenSSH5.4150.001
sieveCyrus timsieved2.2.6-Invoca-RPM-2.2.6-2.FC3.6150.001
httpWebCit8.05150.001
httpWebCit7.85150.001
httpUbicom httpd1.1150.001
httpthttpd2.25b PHP150.001
httpTelenor MobileStatus Server / Telenor Release 2.6.2150.001
httpScriptLogic DesktopAuthority httpd5.55.030150.001
httpRemotelyAnywhere remote PC management httpd6.00.448150.001
httpJetty6.1.5150.001
httpIndyIndy150.001
httpApache2.2.19150.001
httpApache1.3.28150.001
ftpNET Disk/NetStore ftpd150.001