Overview of services running on Port 6660 TCP.
~35 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
socks5						12297	34.925
no match						8270	23.488
irc	Dancer ircd					4073	11.568
telnet	Cisco telnetd			IOS	router	1975	5.609
chat	AIM or ICQ server					1963	5.575
irc	Unreal ircd					1028	2.92
irc	InspIRCd					766	2.176
telnet						702	1.994
http						547	1.554
http	lighttpd	1.4.19				417	1.184
http	Microsoft IIS httpd					216	0.613
http	lighttpd	1.4.29				171	0.486
http	Microsoft HTTPAPI httpd	2.0	SSDP/UPnP	Windows		143	0.406
http	GoAhead-Webs httpd					98	0.278
ssh			protocol 1.5			93	0.264
http	Apache Tomcat/Coyote JSP engine	1.1				72	0.204
http	thttpd	2.24				70	0.199
vnc	VNC		protocol 3.8			59	0.168
irc	ircu ircd					57	0.162
irc						54	0.153
http	Boa HTTPd	0.94.14rc21				48	0.136
irc	IRCnet ircd					45	0.128
arcserve	ARCserve Discovery					41	0.116
http	GeoVision GeoHttpServer for webcams				webcam	39	0.111
ftp	Microsoft ftpd			Windows		33	0.094
http	thttpd	2.25b				26	0.074
vnc			protocol 3			25	0.071
vnc	RealVNC Enterprise		protocol 4.1			22	0.062
http	thttpd					22	0.062
ssh	OpenSSH	4.3	protocol 2.0			21	0.06
http-proxy	Squid http proxy	2.7.STABLE9				21	0.06