Overview of services running on Port 465 TCP.
~3.48 Million 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
ssl	SSLv3					3333162	95.865
smtp	Postfix smtpd					25367	0.73
smtp	rblsmtpd wrapped smtpd		Connecting from banned IP			24858	0.715
smtp						14378	0.414
no match						12931	0.372
http	nginx	1.0.6				10339	0.297
http						10112	0.291
ssl	TLSv1					7642	0.22
http	SonicWALL				firewall	6205	0.178
smtp	Exim smtpd					4579	0.132
smtp	Microsoft Exchange smtpd			Windows		3930	0.113
chat	AIM or ICQ server					2380	0.068
smtp	Microsoft ESMTP	6.0.3790.4675		Windows		2379	0.068
http	nginx	1.3.7				1993	0.057
ssl	Microsoft IIS SSL			Windows		1413	0.041
smtp	Sendmail	8.13.1/8.13.1		Unix		703	0.02
smtp	Symantec Enterprise Security manager smtpd					693	0.02
smtp	Sendmail	8.13.8/8.13.8		Unix		611	0.018
http	Apache	2.2.8	PHP/5.2.4-2ubuntu5.19 with Suhosin-Patch			535	0.015
smtp	Sendmail		Not accepting mail			514	0.015
http	lighttpd	1.4.29				425	0.012
http	lighttpd	1.4.19				412	0.012
http	AIM	1.0				395	0.011
smtp	Sendmail	8.14.4/8.14.4		Unix		369	0.011
smtp	Microsoft ESMTP	6.0.3790.3959		Windows		350	0.01
smtp	Communigate Pro SMTP	5.1.12				292	0.008
http	a_63					284	0.008
smtp	Microsoft SMTP	5.5.1877.197.19		Windows		273	0.008
smtp	Sendmail	8.14.5/8.14.5		Unix		231	0.007
smtp	Sendmail	8.12.11.20060308/8.12.11/SuSE		Unix		231	0.007
ssl	TLS	1.0				221	0.006
smtp	Exim smtpd	4.80				184	0.005
http	Microsoft IIS httpd					181	0.005
smtp	MailEnable smptd	0-3.63-		Windows		177	0.005
http	Apache	2.2.8	(Ubuntu) PHP/5.2.4-2ubuntu5.19 with Suhosin-Patch			177	0.005
smtp	Microsoft ESMTP	5.0.2195.7381		Windows		161	0.005
http	Microsoft HTTPAPI httpd	2.0	SSDP/UPnP	Windows		159	0.005
http	GoAhead-Webs httpd					142	0.004
http	CCProxy					142	0.004
smtp	Exim smtpd	4.76				140	0.004
smtp	Exim smtpd	4.77				139	0.004
smtp	Citadel smtpd					132	0.004
smtp	MailEnable smptd	1.986--		Windows		120	0.003
smtp	Sendmail	8.12.10/8.12.11/SuSE		Unix		116	0.003
http	thttpd	2.24				110	0.003
smtp	Exim smtpd	4.72				109	0.003
http	Apache Tomcat/Coyote JSP engine	1.1				102	0.003
ssh			protocol 1.5			101	0.003
smtp	MailEnable smptd	0-3.61-		Windows		96	0.003
smtp	Microsoft ESMTP	6.0.3790.1830		Windows		95	0.003
smtp	Exim smtpd	4.69				91	0.003
msdtc	Microsoft Distributed Transaction Coordinator		error	Windows		90	0.003
http	Microsoft IIS httpd	6.0		Windows		83	0.002
http	Netwave IP camera http config				webcam	82	0.002
smtp	Microsoft Exchange smtpd		disabled	Windows		79	0.002
smtp	Microsoft Exchange 2010 smtpd		not available			78	0.002
http	Avtech AVN801 network camera	1.0	UPnP 1.0		webcam	75	0.002
smtp	Sendmail	8.14.1/8.14.1		Unix		69	0.002
smtp	MailEnable smptd	4.26--4.26		Windows		67	0.002
telnet						63	0.002
smtp-proxy	ESET NOD32 anti-virus smtp proxy					62	0.002
smtp	MailEnable smptd	4.26--		Windows		58	0.002
arcserve	ARCserve Discovery					58	0.002
smtp	Exim smtpd	4.71				57	0.002
smtp	Communigate Pro SMTP	5.3.4				57	0.002
http	Apache					57	0.002
smtp	MailEnable smptd	0-6.03-		Windows		53	0.002
smtp	Axigen smtpd			Unix		52	0.001
http	Boa HTTPd	0.94.14rc21				52	0.001
socks-proxy	CCProxy socks proxy		unauthorized			50	0.001
smtp	qmail smtpd		qmail-smtpd-auth 0.31	Unix		50	0.001
http	PDR-M800	1.0				50	0.001
smtp	Sendmail	8.13.8/8.13.1		Unix		48	0.001
vnc	VNC		protocol 3.8			47	0.001
smtp	Microsoft ESMTP	5.0.2195.6713		Windows		47	0.001
http-proxy	Squid http proxy	2.7.STABLE9				43	0.001
smtp	MailEnable smptd	5.10--		Windows		42	0.001
http	thttpd	2.25b				42	0.001
http	Hikvision-Webs					41	0.001
smtp	MailEnable Enterprise smptd	2.53		Windows		39	0.001
smtp	ALT-N SecurityGateway smtpd	2.0.7				39	0.001
smtp	Sendmail	8.14.3/8.14.3		Unix		37	0.001
http	Apache		SSL-only mode			36	0.001
smtp	Microsoft ESMTP	7.5.7601.17514		Windows		35	0.001
smtp	MailEnable Enterprise smptd	2.52		Windows		34	0.001
smtp	Exim smtpd	4.80.1				34	0.001
http	Apache	2.0.52	(Red Hat)			34	0.001
smtp	MailEnable smptd	0-4.26-		Windows		33	0.001
smtp	MailEnable Enterprise smptd	2.37		Windows		32	0.001
smtp	MailEnable smptd	3.62--		Windows		31	0.001
smtp	Microsoft SMTP	5.5.1774.114.11		Windows		30	0.001
http-proxy	Squid http proxy	2.6.STABLE12				30	0.001
http	mini_httpd	1.19 19dec2003				29	0.001
smtp	Sendmail	8.12.10/8.12.10		Unix		28	0.001
smtp	MailEnable smptd	1.981--		Windows		28	0.001
smtp	Exim smtpd	4.63				28	0.001
ssl	multi-vendor SSL					27	0.001
http	Apache	2.2.3				27	0.001
ftp	vsftpd	2.0.8 or later				27	0.001
ssh	OpenSSH	4.3	protocol 2.0			26	0.001
ftp	Microsoft ftpd			Windows		26	0.001
smtp-proxy	UserGate smtp proxy			Windows		25	0.001
smtp	Barracuda Networks Spam Firewall smtpd					25	0.001
http	Apache	2.2.15				25	0.001
ssh	OpenSSH	3.6.1p2	protocol 2.0			24	0.001
smtp	Postfix smtpd		ispCP OMEGA 1.0.6			24	0.001
smtp	MailEnable smptd	6.0--		Windows		24	0.001
openvpn	OpenVPN					23	0.001
ssh	Dropbear sshd	0.52	protocol 2.0	Linux		22	0.001
smtp	Exim smtpd	4.74				22	0.001
smtp	Sendmail	8.14.2/8.14.2		Unix		21	0.001
smtp	MailEnable smptd	5.51--		Windows		21	0.001
directconnect	Direct Connect P2P			Windows		21	0.001
http	Boa HTTPd	0.94.13				20	0.001
ftp						20	0.001