Overview of services running on Port 620 TCP.
~12 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
httpSonicWALL352127.849
http276421.862
chatAIM or ICQ server157912.489
no match-/-8947.071
httpAIM6815.386
httplighttpd6435.086
httpApache3382.673
httpMicrosoft IIS httpd2702.136
httpNetscape FastTrack Administrator2451.938
httpthttpd1260.997
httpDrcomServer1.01100.87
ssh890.704
httpGoAhead-Webs830.656
httpApache Tomcat/Coyote JSP engine800.633
httpNetwave IP camera http config760.601
httpAvtech AVN801 network camera680.538
telnet530.419
sshOpenSSH530.419
httpPDR-M800490.388
httpBoa HTTPd470.372
vncVNC380.301
http-proxySquid http proxy330.261
httpmini_httpd240.19
httpHikvision-Webs230.182
httpGadspot/Avtech AV787 webcam http config220.174
httpMbedthis-Appweb200.158
httpuc-httpd190.15
httpnginx180.142
httpuTorrent WebUI170.134
smtpMicrosoft ESMTP150.119
mysqlMySQL150.119
http-proxyF5 BIG-IP load balancer http proxy140.111
httpCross Web Server140.111
directconnectDirect Connect P2P140.111
ftpMicrosoft ftpd130.103
httpDVR Systems webcam http interface120.095
httpAIM HTTP120.095
ftp120.095
httpGeoVision GeoHttpServer for webcams110.087
ftpProFTPD110.087
ftpvsftpd (before 2.0.8) or WU-FTPD100.079
ftpServ-U ftpd100.079
ftpFileZilla ftpd100.079