Overview of services running on Port 4443 TCP.
~39 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	-/-	-/-	7280	18.52
http	Apache		4992	12.699
http			4820	12.262
irc	Dancer ircd		2890	7.352
http	SonicWALL		2720	6.92
telnet	Cisco router telnetd		2603	6.622
ssl	TLS	1.0	1862	4.737
chat	AIM or ICQ server		1341	3.411
http	Apache Tomcat/Coyote JSP engine	1.1	895	2.277
http	Linktivity ConnectionPoint		842	2.142
http	Apache	2.2.14	684	1.74
http	AIM	1.0	526	1.338
http	Apache	2.2.22	515	1.31
http	Apache	2.2.3	487	1.239
http	Apache	2.2.9	414	1.053
http	lighttpd	1.4.29	382	0.972
http	Secure Computing Sidewinder firewall http admin		368	0.936
http	Mbedthis-Appweb	2.4.2	297	0.756
http	lighttpd	1.4.19	281	0.715
http	Apache	2.2.16	234	0.595
xml			233	0.593
http	Oracle HTTP Server Powered by Apache	1.3.22	228	0.58
http	Microsoft IIS httpd	6.0	119	0.303
http	Apache	1.3.29	115	0.293
http	Draytek Vigor ADSL router webadmin		100	0.254
http	TBS	R2 UPnP	99	0.252
irc-proxy	psyBNC	2.3.2-7	97	0.247
http	Apache	2.2.15	88	0.224
http	DrcomServer1.0		85	0.216
http	Apache	2.2.17	79	0.201
ssh			72	0.183
http	Apache	1.3.37	71	0.181
http	Apache	2.2.8	70	0.178
http	Netwave IP camera http config		67	0.17
http	Apache	2.2.10	64	0.163
http	Microsoft IIS httpd	7.5	63	0.16
http	GoAhead-Webs		63	0.16
http	thttpd	2.24 26oct2003	59	0.15
http-proxy	EZproxy web proxy		57	0.145
http	Apache	2.2.21	54	0.137
upnp	Portable SDK for UPnP devices	1.3.1	52	0.132
ssl	TLSv1		51	0.13
http	nginx		51	0.13
http	Apache	2.0.63	51	0.13
irr	Merit Internet Routing Registry whoisd		49	0.125
http	Avtech AVN801 network camera	1.0	46	0.117
http	Apache	2	44	0.112
http	Ubuntu	lucid UPnP	43	0.109
http	nginx	0.8.54	43	0.109
http	III 100		43	0.109
http	Apache	1.3.41	41	0.104
http	Apache	2.2.11	40	0.102
http	Apache	1.3.28	40	0.102
http	nginx	1.0.4	38	0.097
http	PDR-M800	1.0	37	0.094
http	Apache	2.0.52	37	0.094
vnc	VNC		36	0.092
http	Microsoft IIS httpd	7.0	36	0.092
http	Apache	1.3.33	35	0.089
ssh	NetScreen sshd		33	0.084
http	Apache	1.3.31	32	0.081
telnet			30	0.076
http	Boa HTTPd	0.94.14rc21	30	0.076
http	nginx	0.7.65	27	0.069
http	Apache	2.2.20	25	0.064
ftp	Microsoft ftpd		24	0.061
openvpn	OpenVPN		23	0.059
http	thttpd		23	0.059
http	nginx	0.5.33	22	0.056
http	ALT-N SecurityGateway httpd	2.0.7	22	0.056
ssh	OpenSSH	5.1p1 Debian 5	21	0.053
http	mini_httpd	1.19 19dec2003	21	0.053
http	Microsoft IIS httpd	5.0	21	0.053
http	Apache	2.2.6	21	0.053
http	thttpd	2.25b 29dec2003	19	0.048
http	nginx	0.8.53	18	0.046
http	nginx	0.7.67	18	0.046
http	uTorrent WebUI		17	0.043
http	nginx	1.1.2	17	0.043
http	GeoVision GeoHttpServer for webcams		17	0.043
http	Microsoft IIS httpd		16	0.041
http	Apache	2.2.12	16	0.041
http	nginx	1.0.14	15	0.038
http	Hikvision-Webs		15	0.038
http	GoAhead-Webs embedded httpd		15	0.038