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	Count	Percent
ssl	SSLv3		3333162	95.865
smtp	Postfix smtpd		25425	0.731
smtp	rblsmtpd wrapped smtpd		24858	0.715
smtp			14378	0.414
no match	-/-	-/-	12931	0.372
http	nginx	1.0.6	10339	0.297
http			10132	0.291
ssl	TLSv1		7642	0.22
http	SonicWALL		6205	0.178
smtp	Exim smtpd		4580	0.132
smtp	Microsoft Exchange smtpd		4009	0.115
chat	AIM or ICQ server		2380	0.068
smtp	Microsoft ESMTP	6.0.3790.4675	2379	0.068
http	nginx	1.3.7	1993	0.057
ssl	Microsoft IIS SSL		1413	0.041
http	Apache	2.2.8	720	0.021
smtp	Sendmail	8.13.1/8.13.1	703	0.02
smtp	Symantec Enterprise Security manager smtpd		693	0.02
smtp	Sendmail	8.13.8/8.13.8	611	0.018
smtp	Sendmail		515	0.015
http	lighttpd	1.4.29	425	0.012
http	lighttpd	1.4.19	413	0.012
http	AIM	1.0	395	0.011
smtp	Sendmail	8.14.4/8.14.4	369	0.011
smtp	Microsoft ESMTP	6.0.3790.3959	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	273	0.008
smtp	Sendmail	8.14.5/8.14.5	231	0.007
smtp	Sendmail	8.12.11.20060308/8.12.11/SuSE	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-	177	0.005
smtp	Microsoft ESMTP	5.0.2195.7381	161	0.005
http	Microsoft HTTPAPI httpd	2.0	159	0.005
http	GoAhead-Webs httpd		143	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--	120	0.003
smtp	Sendmail	8.12.10/8.12.11/SuSE	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	106	0.003
ssh			103	0.003
smtp	MailEnable smptd	0-3.61-	96	0.003
smtp	Microsoft ESMTP	6.0.3790.1830	95	0.003
http	Apache		93	0.003
smtp	Exim smtpd	4.69	91	0.003
msdtc	Microsoft Distributed Transaction Coordinator		90	0.003
http	Microsoft IIS httpd	6.0	83	0.002
http	Netwave IP camera http config		82	0.002
smtp	Microsoft Exchange 2010 smtpd		78	0.002
http	Avtech AVN801 network camera	1.0	75	0.002
smtp	Sendmail	8.14.1/8.14.1	69	0.002
smtp	MailEnable smptd	4.26--4.26	67	0.002
vnc	VNC		65	0.002
telnet			63	0.002
smtp-proxy	ESET NOD32 anti-virus smtp proxy		62	0.002
smtp	MailEnable smptd	4.26--	58	0.002
http	Apache	2.2.3	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
smtp	MailEnable smptd	0-6.03-	53	0.002
smtp	Axigen smtpd		52	0.001
http	Boa HTTPd	0.94.14rc21	52	0.001
socks-proxy	CCProxy socks proxy		50	0.001
smtp	qmail smtpd		50	0.001
http	PDR-M800	1.0	50	0.001
smtp	Sendmail	8.13.8/8.13.1	48	0.001
smtp	Microsoft ESMTP	5.0.2195.6713	47	0.001
http	Apache	2.0.52	44	0.001
http-proxy	Squid http proxy	2.7.STABLE9	43	0.001
smtp	MailEnable smptd	5.10--	42	0.001
http	thttpd	2.25b	42	0.001
http	Hikvision-Webs		41	0.001
smtp	MailEnable Enterprise smptd	2.53	39	0.001
smtp	ALT-N SecurityGateway smtpd	2.0.7	39	0.001
http	Apache	2.2.15	38	0.001
smtp	Sendmail	8.14.3/8.14.3	37	0.001
http	Apache	2.2.22	37	0.001
http	Apache	2.2.14	37	0.001
smtp	Microsoft ESMTP	7.5.7601.17514	35	0.001
smtp	MailEnable Enterprise smptd	2.52	34	0.001
smtp	Exim smtpd	4.80.1	34	0.001
smtp	MailEnable smptd	0-4.26-	33	0.001
smtp	MailEnable Enterprise smptd	2.37	32	0.001
http	Apache	2.2.16	32	0.001
smtp	MailEnable smptd	3.62--	31	0.001
smtp	Microsoft SMTP	5.5.1774.114.11	30	0.001
http	thttpd		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	28	0.001
smtp	MailEnable smptd	1.981--	28	0.001
smtp	Exim smtpd	4.63	28	0.001
ssl	multi-vendor SSL		27	0.001
ssh	OpenSSH	4.3	27	0.001
ftp	vsftpd	2.0.8 or later	27	0.001
ftp	Microsoft ftpd		26	0.001
ssh	OpenSSH	3.6.1p2	25	0.001
smtp-proxy	UserGate smtp proxy		25	0.001
smtp	Barracuda Networks Spam Firewall smtpd		25	0.001
smtp	MailEnable smptd	6.0--	24	0.001
http	Apache	2.2.9	24	0.001
openvpn	OpenVPN		23	0.001
ssh	Dropbear sshd	0.52	22	0.001
smtp	Exim smtpd	4.74	22	0.001
smtp	Sendmail	8.14.2/8.14.2	21	0.001
smtp	MailEnable smptd	5.51--	21	0.001
directconnect	Direct Connect P2P		21	0.001
http	Boa HTTPd	0.94.13	20	0.001
ftp			20	0.001
smtp	Sendmail	8.13.7/8.13.7	19	0.001
http	DrcomServer1.0		19	0.001
ssh	OpenSSH	5.6	18	0.001
smtp	Symantec Messaging Gateway smtpd		18	0.001
smtp	Sendmail	8.14.3/8.14.3/Debian-9.4	18	0.001
smtp	MailEnable smptd	6.53--	18	0.001
http	thttpd	2.24 26oct2003	18	0.001
smtp	Sendmail	8.11.6/8.11.6	17	0.0
http	Mbedthis-Appweb	2.0.4	17	0.0
http	Gadspot/Avtech AV787 webcam http config		17	0.0
http	Apache	2.2.17	17	0.0
smtp	MailEnable smptd	0-6.71-	16	0.0
ssh	OpenSSH	5.3	15	0.0
ssh	OpenSSH	5.2	15	0.0
smtp	MailEnable smptd	4.23--	15	0.0
netbios-ssn			15	0.0
http	lighttpd	1.4.20	15	0.0
http	http server 1.0		15	0.0
http	GeoVision GeoHttpServer for webcams		15	0.0
http	Apache	2.2.21	15	0.0
http	Apache	2.0.53	15	0.0