Overview of services running on Port 5050 TCP.
~76 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
no match	-/-	-/-	15286	19.987
http			12451	16.28
mongodb	MongoDB	0	11682	15.274
http	HTTP Software 1.1		8047	10.522
irc	Dancer ircd		4035	5.276
http	SonicWALL		3675	4.805
chat	AIM or ICQ server		2184	2.856
ssl	SSLv3		1723	2.253
http-proxy	Squid http proxy		1226	1.603
http	AIM	1.0	590	0.771
ftp	ProFTPD	1.2.7	575	0.752
http	Microsoft IIS httpd	6.0	538	0.703
http	TornadoServer	2.2.1	522	0.683
http	Apache	2.2.22	520	0.68
http	lighttpd	1.4.19	495	0.647
http	Apache Tomcat/Coyote JSP engine	1.1	468	0.612
http	Microsoft HTTPAPI httpd	2.0	431	0.564
http	lighttpd	1.4.29	420	0.549
dominoconsole	Lotus Domino Console		345	0.451
http	Netwave IP camera http config		334	0.437
http	Avtech AVN801 network camera	1.0	307	0.401
http	CherryPy httpd	3.2.2	301	0.394
http	Microsoft IIS httpd		296	0.387
http	GoAhead-Webs httpd		231	0.302
ssh	OpenSSH	4.3	205	0.268
http	Boa HTTPd	0.94.14rc21	203	0.265
http	Apache		203	0.265
http	MikroTik router config httpd		197	0.258
vnc	VNC		176	0.23
http	Httpd	1.0	155	0.203
remoting	MS .NET Remoting services		152	0.199
ftp	Microsoft ftpd		151	0.197
http	Apache	2.2.16	143	0.187
http	mini_httpd	1.19 19dec2003	142	0.186
http	Cross Web Server		140	0.183
http	uc-httpd	1.0.0	136	0.178
http	Hikvision-Webs		114	0.149
shoutcast	SHOUTcast server	1.9.8	112	0.146
http	Gadspot/Avtech AV787 webcam http config		103	0.135
arcserve	ARCserve Discovery		103	0.135
http	HTTP	1.0	98	0.128
http	Apache	2.2.21	97	0.127
ssh			95	0.124
http	Apache	2.2.3	93	0.122
http	cx1193719-b		91	0.119
http	D-Link DIR-300 WAP http admin		88	0.115
http	thttpd		87	0.114
http	lighttpd	1.4.28	86	0.112
http	DVR Systems webcam http interface		85	0.111
vnc			80	0.105
http	thttpd	2.25b	79	0.103
http	Debut embedded httpd	1.20	79	0.103
http	Microsoft IIS httpd	7.5	75	0.098
http	Apache	2.2.17	75	0.098
http	Apache	2.2.14	75	0.098
smtp			73	0.095
http	GeoVision GeoHttpServer for webcams		73	0.095
http	PDR-M800	1.0	71	0.093
telnet			70	0.092
http	Boa HTTPd	0.94.13	70	0.092
http	Indy	9.0.18	65	0.085
netbios-ssn			64	0.084
http	thttpd	2.24	61	0.08
http	SideBit.Net		58	0.076
http	Apache	2.2.8	54	0.071
http	lighttpd	1.4.20	52	0.068
http-proxy	EZproxy web proxy		49	0.064
http	Jetty	6.1.x	48	0.063
http-proxy	Squid http proxy	2.6.STABLE21	47	0.061
http	Microsoft IIS httpd	5.1	47	0.061
http-proxy	MikroTik http proxy		46	0.06
http	Mbedthis-Appweb	2.0.4	46	0.06
http	HTTPD 1.0		46	0.06
http	Apache	2.2.9	46	0.06
http	FC		44	0.058
http	CherryPy httpd	3.2.0	41	0.054
http	DD-WRT milli_httpd		40	0.052
vnc	RealVNC Personal		38	0.05
http	Draytek Vigor ADSL router webadmin		38	0.05
http	Boa httpd		38	0.05
ftp			38	0.05
telnet	Linux telnetd		37	0.048
http	MiniServ	0.01	37	0.048
http	Microsoft IIS httpd	5.0	37	0.048
http	GM Streaming Server httpd		37	0.048
ssh	OpenSSH	5.9p1 Debian 5ubuntu1	35	0.046
openvpn	OpenVPN		35	0.046
http	lighttpd		35	0.046
http	Allegro RomPager	4.51 UPnP/1.0	35	0.046
http	lighttpd	1.4.26	34	0.044
ssh	OpenSSH	5.3	33	0.043
http-proxy	Squid http proxy	2.7.STABLE9	33	0.043
http	SLWebMail Supervisor http config		32	0.042
http	Apache	2.2.13	32	0.042
http	Intoto httpd	1.0	31	0.041
http	Apache	2.2.15	31	0.041
socks5			29	0.038
http	ZNC IRC bouncer http config	0.097 or later	29	0.038
http	thttpd	2.25b 29dec2003	29	0.038
http	Apache	1.3.28	29	0.038
vnc	RealVNC Enterprise		28	0.037
http	uTorrent WebUI		28	0.037
ssh	OpenSSH	4.7	27	0.035
http	uhttpd	1.0.0	27	0.035
http	Netgear DG834G router http config		27	0.035
http	Microsoft IIS httpd	7.0	27	0.035
http	Boa HTTPd	0.93.15	27	0.035
ssh	OpenSSH	2.3.0 mikrotik 2.9	26	0.034
http	libwww-perl-daemon httpd	5.810	26	0.034
http	Ubicom httpd	1.1	25	0.033
http	Apache	2.0.53	25	0.033
http	thttpd	2.19-MX Oct 19 2011	24	0.031
http	QNAP TS-219P NAS http config	1.0	24	0.031
http	APC SmartUPS http config		24	0.031
directconnect	Direct Connect P2P		24	0.031
ssh	Dropbear sshd	0.52	23	0.03
http	Secure Computing Sidewinder firewall http admin		23	0.03
ssl	Microsoft IIS SSL		22	0.029
http	GoAhead-Webs embedded httpd		22	0.029
http	MS-SDK-HttpServer	1.0	21	0.027
http	Apache	2.0.63	21	0.027
ssh	OpenSSH	5.8p1 Debian 7ubuntu1	20	0.026
ssh	OpenSSH	5.5p1 Debian 6+squeeze1	20	0.026
sdlog	RSA SecureID Ace Server		20	0.026
http	uTorrent utserver web interface		20	0.026
http	thttpd	2.24 26oct2003	20	0.026
http	GoAhead-Webs		20	0.026
http	CherryPy httpd	3.2.0rc1	20	0.026
ftp	Pure-FTPd		20	0.026
rtsp			19	0.025
http	Netgear DG834 router http config		19	0.025
http	Microsoft HTTPAPI httpd	1.0	19	0.025
ssl	TLS	1.0	18	0.024
smtp	Exim smtpd		18	0.024
rtsp	Avtech MPEG4 DVR control rtspd		18	0.024
http	thttpd	2.19-MX Sep 9 2010	18	0.024
http	Sun GlassFish	2.1	18	0.024
http-proxy	CCProxy http proxy		18	0.024
http	MikroTik router http config		18	0.024
http	Microsoft ISA httpd		18	0.024
http	JXMedia Gateway Version 0.0.1		18	0.024
http	Apache	2.2.11	18	0.024
http	Apache	1.3.41	18	0.024
irc-proxy	psyBNC	2.3.2-7	17	0.022
http	WindWeb	2.0	17	0.022
http	Ubicom	1.1	17	0.022
http	Sun Java System Application Server 9.1_01		17	0.022
http	http server 1.0		17	0.022
ssh	OpenSSH	5.8	16	0.021
http	WYM httpd	1.0	16	0.021
http	TRENDnet TV-IP110w or TV-IP422W webcam display httpd		16	0.021
http	nginx		16	0.021
http	httpd		16	0.021
trackmania-gbx	TrackMania game GBX remote		15	0.02
smtp	Microsoft ESMTP	6.0.3790.4675	15	0.02
http-proxy	Haproxy http proxy		15	0.02
http	MiniServ	1.580	15	0.02
http	dcs-lig-httpd		15	0.02
ftp	vsftpd	2.0.8 or later	15	0.02
ftp	FileZilla ftpd	0.9.41 beta	15	0.02