Overview of services running on Port 641 TCP.
~18 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 InfoOSDevicetypeCount Percent
no match721739.851
httpSonicWALLfirewall351819.426
http291216.08
chatAIM or ICQ server17319.558
httplighttpd1.4.294092.258
httplighttpd1.4.193852.126
httpMicrosoft IIS httpd6.0Windows1440.795
httpGoAhead-Webs httpd990.547
sshprotocol 1.5830.458
httpApache Tomcat/Coyote JSP engine1.1820.453
httpthttpd2.24 26oct2003750.414
httpAvtech AVN801 network camera1.0UPnP 1.0webcam630.348
httpMicrosoft IIS httpd7.5Windows590.326
telnet450.248
arcserveARCserve Discovery320.177
httpBoa HTTPd0.94.14rc21300.166
httpMicrosoft IIS httpd7.0Windows290.16
httpApache280.155
httpmini_httpd1.19 19dec2003270.149
httpHikvision-Webs260.144
httpthttpd2.25b 29dec2003250.138
http-proxySquid http proxy2.6.STABLE12250.138
vncVNCprotocol 3.8220.121
httpuc-httpd1.0.0220.121
httpApache2.2.3(CentOS)210.116