Overview of services running on Port 3872 TCP.
~19 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
http			4398	23.105
irc	Dancer ircd		3736	19.627
http	SonicWALL		3555	18.676
chat	AIM or ICQ server		1627	8.547
no match	-/-	-/-	1040	5.464
http	AIM	1.0	657	3.452
http	lighttpd	1.4.29	443	2.327
ssl	TLS	1.0	439	2.306
http	lighttpd	1.4.19	371	1.949
http	Microsoft IIS httpd	6.0	140	0.735
http	TBS	R2 UPnP	111	0.583
http	DrcomServer1.0		107	0.562
ssh			88	0.462
http	GoAhead-Webs		84	0.441
http-proxy	EZproxy web proxy		81	0.426
http	thttpd	2.24 26oct2003	80	0.42
http	Apache Tomcat/Coyote JSP engine	1.1	75	0.394
http	Avtech AVN801 network camera	1.0	68	0.357
upnp	Portable SDK for UPnP devices	1.3.1	67	0.352
http	Apache		64	0.336
http	Netwave IP camera http config		63	0.331
http	Ubuntu	lucid UPnP	59	0.31
http	PDR-M800	1.0	56	0.294
http	Microsoft IIS httpd	7.5	54	0.284
telnet			50	0.263
http	Apache	2.2.3	39	0.205
vnc	VNC		37	0.194
http	Apache	2.2.14	34	0.179
http	mini_httpd	1.19 19dec2003	32	0.168
http	Microsoft IIS httpd	7.0	32	0.168
http	Boa HTTPd	0.94.14rc21	30	0.158
nntp	INN nntpd		24	0.126
http	thttpd	2.25b 29dec2003	24	0.126
http	Apache	2.2.22	23	0.121
ftp	Microsoft ftpd		23	0.121
oem-agent	Oracle Enterprise Manager Agent httpd	10.2.0.5.0	20	0.105
http	uc-httpd	1.0.0	20	0.105
http	Hikvision-Webs		20	0.105
http	Apache	2.2.16	19	0.1
http	WangWnagSimpleServer	1.0	18	0.095
http	uTorrent WebUI		18	0.095
ssh	OpenSSH	4.3	17	0.089
http	thttpd		16	0.084
http	Net-OS 5.xx UPnP	1.0	16	0.084
http	Microsoft IIS httpd		16	0.084
http	Mbedthis-Appweb	2.0.4	15	0.079
http	lighttpd	1.4.20	15	0.079
http	GeoVision GeoHttpServer for webcams		15	0.079
http	Apache	2.2.9	15	0.079