Overview of services running on Port 2401 TCP.
~27 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
cvspservercvs pserver1091339.45
ircDancer ircd365213.202
telnetCisco IOS telnetdIOSswitch21907.917
http20327.346
no match15975.773
chatAIM or ICQ server14765.336
telnet13905.025
cvspserverCVSNT cvs pserver12324.454
httplighttpd1.4.193471.254
httpMicrosoft IIS httpd1770.64
telnetCisco 1721 router telnetdIOSrouter1710.618
httpGoAhead-Webs httpd1650.596
httpGateway-Webs1420.513
httpMicrosoft HTTPAPI httpd2.0SSDP/UPnPWindows1230.445
httpWangWnagSimpleServer1.01200.434
sshprotocol 1.5900.325
httpthttpd2.24770.278
vncVNCprotocol 3.8590.213
httpApache Tomcat/Coyote JSP engine1.1370.134
arcserveARCserve Discovery350.127
httpthttpd2.25b330.119
httpBoa HTTPd0.94.14rc21290.105
ftpMicrosoft ftpdWindows260.094
telnetCisco router telnetdIOSrouter250.09
nntpINN nntpdposting ok250.09
cvspserverSunOS cvs pserverSunOS250.09
httpHikvision-Webs240.087
tcpwrappedBSD TCP Wrapperscvs230.083
smtpMicrosoft Exchange smtpd6.0.3790.1830Windows200.072