Overview of services running on Port 7776 TCP.
~17 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	Info	OS	Devicetype	Count	Percent
irc	Dancer ircd					3603	20.268
http	SonicWALL				firewall	3379	19.008
http						3006	16.909
chat	AIM or ICQ server					1544	8.685
no match						1114	6.267
http	AIM	1.0				641	3.606
http	Secure Computing Sidewinder firewall http admin				firewall	462	2.599
http	lighttpd	1.4.29				422	2.374
http	lighttpd	1.4.19				380	2.138
http	Microsoft IIS httpd	6.0		Windows		184	1.035
http	7.1					129	0.726
http	ZNC IRC bouncer http config	0.097 or later				127	0.714
http	DrcomServer1.0					109	0.613
irc-proxy	psyBNC	2.3.2-7				107	0.602
ssh			protocol 1.5			87	0.489
http	Netwave IP camera http config				webcam	80	0.45
http	GoAhead-Webs					80	0.45
http	Apache Tomcat/Coyote JSP engine	1.1				77	0.433
http	thttpd	2.24 26oct2003				76	0.428
http	Avtech AVN801 network camera	1.0	UPnP 1.0		webcam	67	0.377
http	Microsoft IIS httpd	7.5		Windows		59	0.332
telnet						55	0.309
vnc	VNC		protocol 3.8			47	0.264
http	NS5.0					47	0.264
http	mini_httpd	1.19 19dec2003				47	0.264
http	PDR-M800	1.0				41	0.231
http	Apache					41	0.231
http	Microsoft IIS httpd	7.0		Windows		38	0.214
irc	Unreal ircd					30	0.169
http	Boa HTTPd	0.94.14rc21				30	0.169
http	MJPG-Streamer	MJPG-Streamer	MJPG-Streamer			29	0.163
http	Apache		SSL-only mode			29	0.163
http	thttpd	2.25b 29dec2003				25	0.141
http	Apache	2.2.3	(CentOS)			25	0.141
http	Microsoft IIS httpd					22	0.124
http	uc-httpd	1.0.0				20	0.113
http-proxy	Squid http proxy					20	0.113
http	MJPG-Streamer	0.2				20	0.113