Overview of services running on Port 406 TCP.
~8 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
chatAIM or ICQ server230628.343
no match-/--/-145917.933
http101412.463
httplighttpd1.4.194385.383
imsp2272.79
httplighttpd1.4.292182.679
httpGoAhead-Webs httpd1511.856
httpMicrosoft HTTPAPI httpd2.01411.733
httpApache Tomcat/Coyote JSP engine1.11131.389
sipthttpd/2.24 26oct20031121.377
ssh991.217
http-proxySquid http proxy680.836
sipmini_httpd/1.19 19dec2003610.75
vncVNC590.725
telnet520.639
httpApache2.2.14470.578
arcserveARCserve Discovery470.578
httpBoa HTTPd0.94.14rc21440.541
httpApache440.541
httpHikvision-Webs430.529
httpAllegro RomPager4.51 UPnP/1.0430.529
httpApache2.2.22350.43
sipthttpd/2.25b 29dec2003340.418
httpApache2.2.3340.418
httpApache2.0.53250.307
httpBusyBox httpd230.283
httpApache2.2.16230.283
httpApache2.2.15230.283
httpApache2.2.9210.258
ftpMicrosoft ftpd210.258
httpMicrosoft IIS httpd5.1200.246
sipMbedthis-AppWeb/2.0.4190.234
rtsp190.234
ftpvsftpd (before 2.0.8) or WU-FTPD190.234
httpBoa HTTPd0.94.13180.221
httplighttpd170.209
httpGeoVision GeoHttpServer for webcams170.209
ftp170.209
directconnectDirect Connect P2P170.209
sip150.184
httplighttpd1.4.20150.184