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	Info	OS	Devicetype	Count	Percent
no match						7280	18.52
http						4779	12.158
http	Apache		SSL-only mode			4455	11.333
irc	Dancer ircd					2890	7.352
http	SonicWALL				firewall	2720	6.92
telnet	Cisco router telnetd				router	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				893	2.272
http	Linktivity ConnectionPoint					842	2.142
http	Apache	2.2.14				611	1.554
http	AIM	1.0				526	1.338
http	Apache					437	1.112
http	Apache	2.2.22				418	1.063
http	lighttpd	1.4.29				382	0.972
http	Secure Computing Sidewinder firewall http admin				firewall	368	0.936
http	Mbedthis-Appweb	2.4.2				297	0.756
http	lighttpd	1.4.19				279	0.71
http	Apache	2.2.3				275	0.7
xml						233	0.593
http	Apache	2.2.9	(Debian) PHP/5.2.6-1+lenny9.1+neospire1 with Suhosin-Patch mod_ssl/2.2.9 OpenSSL/0.9.8g			209	0.532
http	Oracle HTTP Server Powered by Apache	1.3.22	mod_plsql/3.0.9.8.3b mod_ssl/2.8.5 OpenSSL/0.9.6b mod_fastcgi/2.2.12 mod_oprocmgr/1.0 mod_perl/1.25	Windows		202	0.514
http	Apache	2.2.16				143	0.364
http	Microsoft IIS httpd	6.0		Windows		119	0.303
http	Apache	1.3.29				108	0.275
http	Draytek Vigor ADSL router webadmin				broadband router	100	0.254
http	TBS	R2 UPnP				99	0.252
irc-proxy	psyBNC	2.3.2-7				97	0.247
http	Apache		ARES Systems - Restricted Services			93	0.237
http	DrcomServer1.0					85	0.216
http	Apache	2.2.3	(Red Hat)			75	0.191
ssh			protocol 1.5			69	0.176
http	Netwave IP camera http config				webcam	67	0.17
http	Apache	2.2.3	(CentOS)			64	0.163
http	Apache	2.2.15				64	0.163
http	Microsoft IIS httpd	7.5		Windows		63	0.16
http	GoAhead-Webs					63	0.16
http	thttpd	2.24 26oct2003				59	0.15
http	Apache	2.2.10	(Linux/SUSE)			58	0.148
http-proxy	EZproxy web proxy					57	0.145
upnp	Portable SDK for UPnP devices	1.3.1	Linux 2.6.21; UPnP 1.0	Linux		52	0.132
ssl	TLSv1					51	0.13
http	nginx					51	0.13
irr	Merit Internet Routing Registry whoisd					49	0.125
http	Avtech AVN801 network camera	1.0	UPnP 1.0		webcam	46	0.117
http	Apache	1.3.37				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	2.2.14	(Ubuntu)			43	0.109
http	nginx	1.0.4				38	0.097
http	Apache	2.0.63	mod_ssl/2.0.63 OpenSSL/0.9.7d DAV/2			38	0.097
http	PDR-M800	1.0				37	0.094
http	Microsoft IIS httpd	7.0		Windows		36	0.092
ssh	NetScreen sshd		protocol 2.0		firewall	33	0.084
http	Apache	2.2.9	PHP/5.2.0-8+etch13 mod_python/3.3.1 Python/2.5.2 mod_ssl/2.2.9 OpenSSL/0.9.8g mod_wsgi/2.5			32	0.081
http	Apache	2.2.17				31	0.079
telnet						30	0.076
http	Boa HTTPd	0.94.14rc21				30	0.076
http	Apache	2.2.9	DAV/2 SVN/1.5.1 mod_ssl/2.2.9 OpenSSL/0.9.8g mod_perl/2.0.4 Perl/v5.10.0			29	0.074
http	nginx	0.7.65				27	0.069
http	Apache	1.3.28	(Unix) mod_ssl/2.8.15 OpenSSL/0.9.8d			27	0.069
vnc	VNC		protocol 3.8			25	0.064
http	Apache	2.2.16	mod_ssl/2.2.16 OpenSSL/0.9.8o mod_python/3.3.1-ts Python/2.5.4			25	0.064
http	Apache	2.2.16	(Debian)			24	0.061
http	Apache	2.0.52				24	0.061
ftp	Microsoft ftpd			Windows		24	0.061
openvpn	OpenVPN					23	0.059
http	Apache	2.2.3	PHP/5.2.0-8+etch1 mod_ssl/2.2.3 OpenSSL/0.9.8c			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	protocol 2.0	Linux		21	0.053
http	mini_httpd	1.19 19dec2003				21	0.053
http	Microsoft IIS httpd	5.0		Windows		21	0.053