Overview of services running on Port 5550 TCP.
~36 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
arcserveARCserve Discovery2098257.865
ircDancer ircd405811.191
no match29158.039
chatAIM or ICQ server23296.423
sslTLSv117434.807
http5551.531
sslSSLv35151.42
httplighttpd1.4.194051.117
httpMicrosoft IIS httpd2400.662
smtp1780.491
httpGoAhead-Webs httpd1550.427
httpMicrosoft HTTPAPI httpd2.0SSDP/UPnPWindows1370.378
irc-proxypsyBNC2.3.2-71220.336
httpBoa HTTPd0.94.14rc211210.334
httpthttpd2.241080.298
vncVNCprotocol 3.81050.29
sshprotocol 1.5920.254
httpHikvision-Webs580.16
ftpMicrosoft ftpdWindows530.146
httpthttpd2.25b500.138
sshOpenSSH4.3protocol 2.0460.127
telnet410.113
httpBroadband High-Performance Router360.099
vncprotocol 3350.097
httpthttpd350.097
sshOpenSSH5.3protocol 2.0340.094
httpApache Tomcat/Coyote JSP engine1.1320.088
vncRealVNC Enterpriseprotocol 4.1300.083
httpBoa HTTPd0.94.13300.083
httpD-Link router/Airlink NAS http config280.077
http-proxySquid http proxy2.6.STABLE12230.063