Overview of services running on Port 2301 TCP.
~72 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
httpHP Proliant System Management2794438.435
httpCompaqHTTPServer1855225.517
httpCompaq Insight Manager HTTP server41155.66
ircDancer ircd37215.118
httpSonicWALL35014.815
http32474.466
no match-/-22103.04
chatAIM or ICQ server16172.224
telnet12891.773
httplighttpd8461.164
telnetCisco IOS telnetd7331.008
http-proxyEZproxy web proxy6390.879
sshOpenSSH5340.734
httpApache3270.45
httpMicrosoft IIS httpd2810.386
telnetLinux telnetd2510.345
telnetCisco 1721 router telnetd2170.298
httpGoAhead-Webs httpd2110.29
httpGateway-Webs2040.281
httpthttpd1150.158
ssh850.117
httpApache Tomcat/Coyote JSP engine830.114
httpWangWnagSimpleServer690.095
httpBoa HTTPd650.089
httpAvtech AVN801 network camera630.087
vncVNC410.056
telnetCisco or Edge-core switch telnetd410.056
arcserveARCserve Discovery390.054
ftpMicrosoft ftpd300.041
httpnginx280.039
httpmini_httpd270.037
nntpINN nntpd260.036
telnetBSD-derived telnetd230.032
telnetDraytek Vigor ADSL router telnetd220.03
sslTLS210.029
mysqlMySQL200.028
httpuc-httpd200.028
telnetCisco router telnetd190.026
httpMbedthis-Appweb190.026
httpHikvision-Webs180.025
httpBoa httpd180.025
http-proxySquid http proxy170.023
telnetMicrosoft Windows 2000 telnetd160.022
smtpMicrosoft ESMTP160.022
telnetOpenwall GNU/*/Linux telnetd150.021
upnpPortable SDK for UPnP devices140.019
httpBusyBox httpd140.019
ftpvsftpd (before 2.0.8) or WU-FTPD140.019
rtspVivotek IP7131 or IP7138 webcam rtspd130.018
http-proxyF5 BIG-IP load balancer http proxy130.018
httpGeoVision GeoHttpServer for webcams130.018
ftpProFTPD130.018
rtsp120.017
httpAIM HTTP110.015
ftpFileZilla ftpd110.015
bittorrentBittorrent P2P client110.015
smtp100.014
httpRemotelyAnywhere remote PC management httpd100.014
http-proxyMikroTik http proxy100.014
httpMicrosoft HTTPAPI httpd100.014
httpAllegro RomPager100.014