Overview of services running on Port 1998 TCP.
~26 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
http967836.143
ircDancer ircd403615.073
httpSonicWALL371313.866
chatAIM or ICQ server21748.119
no match-/--/-14465.4
sslSSLv38683.242
httpAIM1.06072.267
httplighttpd1.4.294181.561
httplighttpd1.4.194131.542
httpWangWnagSimpleServer1.03141.173
httpMicrosoft IIS httpd6.01600.598
httpGoAhead-Webs httpd1140.426
httpMicrosoft IIS httpd1130.422
ssh960.359
httpMicrosoft HTTPAPI httpd2.0960.359
httpApache Tomcat/Coyote JSP engine1.1910.34
httpNetwave IP camera http config870.325
httpIpswitch IMail web service8.15670.25
httpthttpd2.24640.239
httpAvtech AVN801 network camera1.0640.239
httpApache570.213
telnet540.202
httpPDR-M8001.0520.194
vncVNC510.19
httpBoa HTTPd0.94.14rc21410.153
httpApache2.2.3400.149
httpApache2.2.14390.146
httpJetty8.0.y.z-SNAPSHOT380.142
arcserveARCserve Discovery340.127
httpmini_httpd1.19 19dec2003280.105
ftpMicrosoft ftpd280.105
nntpINN nntpd270.101
httpApache2.2.22250.093
httpRouter240.09
http-proxySquid http proxy2.7.STABLE9240.09
httpApache2.2.16240.09
httpthttpd2.25b230.086
httpthttpd2.24 26oct2003230.086
httpuTorrent WebUI220.082
httpthttpd220.082
httpJetty4.2.x220.082
httpHikvision-Webs210.078
remotingMS .NET Remoting services190.071
upnpPortable SDK for UPnP devices1.3.1180.067
httpMbedthis-Appweb2.0.4180.067
httpGeoVision GeoHttpServer for webcams180.067
httpuc-httpd1.0.0170.063
ftp170.063
http-proxySquid http proxy2.6.STABLE12160.06
httpGoAhead-Webs160.06
httpMicrosoft IIS httpd5.1150.056
httpDVR Systems webcam http interface150.056
httpApache1.3.28150.056