Overview of services running on Port 4660 TCP.
~20 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	Count	Percent
irc	Dancer ircd		3699	18.366
http	SonicWALL		3258	16.176
http			2820	14.001
no match	-/-	-/-	2415	11.99
telnet	Cisco router telnetd		1989	9.875
chat	AIM or ICQ server		1572	7.805
http	AIM	1.0	663	3.292
http	lighttpd	1.4.29	431	2.14
http	lighttpd	1.4.19	378	1.877
http	Microsoft IIS httpd	6.0	146	0.725
http	DrcomServer1.0		116	0.576
http	TBS	R2 UPnP	103	0.511
ssh			92	0.457
shoutcast	SHOUTcast server	1.9.8	80	0.397
http	GoAhead-Webs		80	0.397
upnp	Portable SDK for UPnP devices	1.3.1	77	0.382
http	thttpd	2.24 26oct2003	76	0.377
http	Avtech AVN801 network camera	1.0	75	0.372
http	Apache Tomcat/Coyote JSP engine	1.1	75	0.372
http	Netwave IP camera http config		67	0.333
http	Apache		65	0.323
http	Ubuntu	lucid UPnP	57	0.283
http	PDR-M800	1.0	57	0.283
http	Microsoft IIS httpd	7.5	52	0.258
http	WangWnagSimpleServer	1.0	51	0.253
telnet			49	0.243
vnc	VNC		43	0.213
http-proxy	EZproxy web proxy		41	0.204
http	mini_httpd	1.19 19dec2003	39	0.194
http	Apache	2.2.3	39	0.194
http	Apache	2.2.14	38	0.189
http	Boa HTTPd	0.94.14rc21	32	0.159
http	Microsoft IIS httpd	7.0	29	0.144
http	uc-httpd	1.0.0	25	0.124
http	Hikvision-Webs		24	0.119
directconnect	Direct Connect P2P		24	0.119
http	thttpd	2.25b 29dec2003	23	0.114
http	Microsoft IIS httpd	5.1	22	0.109
http	Apache	2.2.22	22	0.109
ftp	Microsoft ftpd		22	0.109
http	thttpd		19	0.094
http	Apache	2.2.16	18	0.089
zabbix	Zabbix Monitoring System		17	0.084
secure-socket	CA Secure Socket Adapter		17	0.084
http	uTorrent WebUI		17	0.084
http	Apache	2.0.53	17	0.084
http	Microsoft IIS httpd		16	0.079
http	Apache	2.2.9	16	0.079
http	Apache	1.3.28	16	0.079
http	Microsoft HTTPAPI httpd	2.0	15	0.074
http	Mbedthis-Appweb	2.0.4	15	0.074
http	Gadspot/Avtech AV787 webcam http config		15	0.074