Overview of services running on Port 2003 TCP.
~54 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
http1164321.33
no match-/--/-739813.553
telnet48258.839
telnetCisco IOS telnetd43417.953
ircDancer ircd40547.427
httpSonicWALL37036.784
chatAIM or ICQ server22204.067
telnetCisco 1721 router telnetd17673.237
sslSSLv316062.942
telnetSMC SMC2870W Wireless Ethernet Bridge15862.906
telnetCisco router telnetd11412.09
httpAIM1.06001.099
irc-proxyShroudBNC irc-proxy1.1 revision 3714460.817
httplighttpd1.4.294280.784
httplighttpd1.4.194120.755
httpGoAhead-Webs httpd3220.59
httpMicrosoft IIS httpd6.03060.561
telnetLinux telnetd2950.54
httpBoa HTTPd0.94.14rc212850.522
ftpvsftpd2.0.8 or later2680.491
httpApache2.2.32590.474
httplighttpd1.4.282560.469
httpMicrosoft IIS httpd2530.463
httpWangWnagSimpleServer1.02180.399
httpNetwave IP camera http config1850.339
httpMicrosoft HTTPAPI httpd2.01820.333
httpMiniServ0.011570.288
httpGateway-Webs1380.253
httpApache1320.242
irc-proxypsyBNC2.3.2-91100.202
httpthttpd1050.192
httpApache Tomcat/Coyote JSP engine1.11020.187
ssh980.18
httpRemotelyAnywhere remote PC management httpd8.0.668970.178
ftpMicrosoft ftpd910.167
httpApache2.2.14 (Unix) mod_ssl850.156
httpAvtech AVN801 network camera1.0810.148
httpthttpd2.25b800.147
httpApache2.2.14760.139
sshCisco SSH1.25730.134
httpthttpd2.24720.132
vncVNC690.126
httpTP-LINK WR543G WAP http config680.125
sshOpenSSH4.3670.123
remotingMS .NET Remoting services620.114
sslTLS1.0570.104
httpRemotelyAnywhere remote PC management httpd10.0.1086570.104
directconnectDirect Connect P2P540.099
httpMikroTik router config httpd520.095
httpBoa HTTPd0.94.13500.092
httpApache0.6.5500.092
http-proxySquid http proxy480.088
httpPDR-M8001.0480.088
httpApache2.0.53480.088
httpApache2.2.22440.081
rtsp430.079
httpGoAhead-Webs embedded httpd430.079
httpRemotelyAnywhere remote PC management httpd8.0.747420.077
httpApache2.2.16420.077
httpApache2.2.15400.073
httpHikvision-Webs390.071
sshDropbear sshd0.48380.07
httpRemotelyAnywhere remote PC management httpd8.0.605380.07
httpmini_httpd1.19 19dec2003380.07
arcserveARCserve Discovery360.066
httpMicrosoft IIS httpd7.5350.064
xml330.06
telnetCisco 2514 router telnetd310.057
sshOpenSSH5.3310.057
httpuTorrent WebUI310.057
sslTLSv1290.053
nntpINN nntpd280.051
httplighttpd1.4.20280.051
sshOpenSSH3.9p1260.048
http-proxySquid http proxy2.7.STABLE9260.048
httpdcs-lig-httpd250.046
httplighttpd1.4.26240.044
httpCross Web Server240.044
httpApache2.2.13240.044
ftp240.044
lmtpCyrus lmtpd Murder2.3.15230.042
httpRemotelyAnywhere remote PC management httpd8.0.597230.042
httpMbedthis-Appweb2.0.4220.04
httpApache2.2.17220.04
httpApache2.2.11220.04
httpthttpd2.25b 29dec2003210.038
httpMiniServ1.550210.038
httpGeoVision GeoHttpServer for webcams210.038
geovision-audioGeovision webcam audio210.038
httpthttpd2.24 26oct2003200.037
httpMicrosoft IIS httpd7.0200.037
httpuc-httpd1.0.0190.035
httpGoAhead-Webs190.035
ftpPure-FTPd180.033
upnpPortable SDK for UPnP devices1.3.1170.031
telnetDraytek Vigor ADSL router telnetd170.031
httpMobotix Camera http config170.031
httpMicrosoft IIS httpd5.0170.031
httpApache2.2.8170.031
telnetFrontier Internet *160.029
iceInternet Communications Engine160.029
httpVivotek Network Camera http config160.029
httpRemotelyAnywhere remote PC management httpd6.20.467160.029
http-proxySquid http proxy2.6.STABLE12160.029
httpApache1.3.28160.029
ftpServ-U ftpd6.4160.029
sshOpenSSH5.3p1 Debian 3ubuntu7150.027
httpNetwork Camera150.027
httpGM Streaming Server httpd150.027
httpD-Link/Airlink IP webcam http config1.0150.027
httpBchat150.027
httpApache2.2.21150.027
httpApache2.2.2150.027