Overview of services running on Port 50030 TCP.
~26 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	Apache		12098	45.14
http	SonicWALL		3755	14.011
http			2858	10.664
chat	AIM or ICQ server		1096	4.089
no match	-/-	-/-	1045	3.899
http	Jetty	6.1.26	908	3.388
http	AIM	1.0	665	2.481
http	Jetty	6.1.14	368	1.373
http	Jetty	6.1.26.cloudera.1	290	1.082
http	lighttpd	1.4.19	216	0.806
http	lighttpd	1.4.29	174	0.649
http	Apache Tomcat/Coyote JSP engine	1.1	167	0.623
http	DrcomServer1.0		162	0.604
http	Jetty	6.1.26.cloudera.2	138	0.515
http	Microsoft IIS httpd	6.0	125	0.466
http	Allegro-Software-RomPager	4.30b3	104	0.388
http	GoAhead-Webs httpd		93	0.347
http	WINDOWS		92	0.343
http	GoAhead-Webs		88	0.328
ssh			76	0.284
http	Netwave IP camera http config		71	0.265
http	Microsoft IIS httpd	7.5	71	0.265
http	uTorrent WebUI		61	0.228
http	FLPS		60	0.224
telnet			56	0.209
http-proxy	Squid http proxy		56	0.209
http	thttpd		52	0.194
netbios-ssn			49	0.183
http	Avtech AVN801 network camera	1.0	49	0.183
http	mini_httpd	1.19 19dec2003	47	0.175
http	WangWnagSimpleServer	1.0	43	0.16
http	lighttpd	1.4.28	40	0.149
http	Microsoft IIS httpd	7.0	39	0.146
http	Apache	2.2.3	39	0.146
http	PDR-M800	1.0	37	0.138
http	Jetty	6.1.22	37	0.138
http	Apache	2.2.22	35	0.131
http	Apache	2.2.14	35	0.131
http	Boa HTTPd	0.94.14rc21	32	0.119
ftp	ProFTPD	1.3.3	30	0.112
vnc	VNC		27	0.101
pyro	Python Remote Object Nameserver		25	0.093
http	Apache	2.2.16	23	0.086
http	Mobotix Camera http config		21	0.078
http	Microsoft IIS httpd		21	0.078
http	DD-WRT milli_httpd		21	0.078
ssl	TLS	1.0	19	0.071
ftp			19	0.071
http	thttpd	2.25b 29dec2003	18	0.067
http	Apache	2.2.15	18	0.067
http	Jetty	5.1.4	17	0.063
http	Cross Web Server		16	0.06
ftp	Microsoft ftpd		16	0.06
http	ZyXEL-RomPager	3.02	15	0.056
http	uc-httpd	1.0.0	15	0.056