Overview of services running on Port 587 TCP.
~4.42 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
smtp						1219671	27.614
smtp	Exim smtpd	4.77				1139847	25.807
smtp	Postfix smtpd					427317	9.675
smtp	Exim smtpd					300942	6.814
smtp	Exim smtpd	4.80				251922	5.704
smtp	Symantec Enterprise Security manager smtpd					191806	4.343
smtp	IdeaSmtpServer smtpd	v0.80				142622	3.229
smtp	Microsoft Exchange smtpd			Windows		74536	1.688
smtp	Sendmail		Not accepting mail			60189	1.363
no match						55999	1.268
smtp	Sendmail	8.12.9/8.11.3		Unix		48784	1.105
smtp	Exim smtpd	4.69				46288	1.048
smtp	Sendmail	8.13.8/8.13.8		Unix		27922	0.632
smtp	Sendmail	8.14.3/8.14.3		Unix		24906	0.564
smtp	Sendmail	8.14.4/8.14.4		Unix		22291	0.505
smtp	Alt-N MDaemon mail server	12.5.6		Windows		22284	0.505
smtp	Sendmail	8.13.1/8.13.1		Unix		12193	0.276
smtp	Exim smtpd	4.72				11362	0.257
smtp	Postfix smtpd		ispCP OMEGA 1.0.7			11168	0.253
smtp	Sendmail	8.14.5/8.14.5		Unix		10814	0.245
smtp	rblsmtpd wrapped smtpd		Connecting from banned IP			9612	0.218
smtp	Sendmail	8.14.3/8.12.10		Unix		9291	0.21
smtp	Microsoft ESMTP	6.0.3790.4675		Windows		8734	0.198
smtp	Exim smtpd	4.76				7795	0.176
smtp			Relay not authorized			7567	0.171
smtp	MDaemon smtpd	11.0.3	Unregistered	Windows		7475	0.169
smtp	mailfront smtpd					6550	0.148
smtp	Sendmail	8.12.11.20060614/8.12.10		Unix		6117	0.138
smtp	Exim smtpd	4.74				5783	0.131
nagios-nsca	Nagios NSCA					4891	0.111
smtp	Sendmail	8.13.7/8.13.7		Unix		4883	0.111
smtp	Sendmail	8.14.2/8.14.2		Unix		4850	0.11
smtp	Barracuda Networks Spam Firewall smtpd					4775	0.108
smtp	Sendmail	8.13.8+Sun/8.13.8		Unix		4504	0.102
smtp	MailEnable smptd	1.986--		Windows		4257	0.096
smtp	Sendmail	8.13.6.20060614/8.13.6		Unix		3873	0.088
smtp	Sendmail	8.14.1/8.13.8		Unix		3564	0.081
smtp	Exim smtpd	4.71				3557	0.081
smtp	Sendmail	8.12.11.20060308/8.12.11		Unix		3118	0.071
smtp	MailEnable smptd	5.10--		Windows		3039	0.069
smtp	Exim smtpd	4.63				3002	0.068
smtp	Exim smtpd	4.67				2915	0.066
smtp	MDaemon smtpd	12.5.6	Unregistered	Windows		2798	0.063
smtp	Sendmail	8.14.1/8.14.1		Unix		2760	0.062
smtp	Sendmail	8.14.4/8.14.3		Unix		2750	0.062
smtp	Sendmail	8.14.4/8.14.2		Unix		2727	0.062
smtp	Citadel smtpd					2638	0.06
smtp	Sendmail	8.13.6/8.13.6		Unix		2634	0.06
smtp	MailEnable smptd	4.26--		Windows		2504	0.057
chat	AIM or ICQ server					2492	0.056
smtp	Sendmail	8.14.5/8.14.4		Unix		2447	0.055
smtp	MDaemon smtpd	11.0.0	Unregistered	Windows		2366	0.054
smtp	Sendmail	8.11.6/8.11.6		Unix		2254	0.051
smtp	Sendmail	8.12.10/8.12.10		Unix		2066	0.047
smtp	NetBox smtpd					2041	0.046
smtp	Sendmail	8.12.11/8.12.11		Unix		1923	0.044
smtp	Kerio Connect smtpd	7.4.1				1843	0.042
smtp	Sendmail	8.13.4/8.13.4		Unix		1734	0.039
smtp	Exim smtpd	4.73				1671	0.038
smtp	Sendmail	8.14.2/8.14.3/[SAKURA-WEB]/20080708		Unix		1580	0.036
smtp	Postfix smtpd		ispCP OMEGA 1.0.5			1537	0.035
smtp	MDaemon smtpd	10.0.0	Unregistered	Windows		1507	0.034
smtp	MailEnable smptd	6.03--		Windows		1407	0.032
smtp	MailEnable smptd	6.5--		Windows		1378	0.031
smtp	MailEnable smptd	6.0--		Windows		1331	0.03
smtp	Kerio Connect smtpd	7.1.0 patch 1				1315	0.03
smtp	Microsoft ESMTP	6.0.3790.3959		Windows		1278	0.029
smtp	Sendmail	8.13.3/8.13.3		Unix		1219	0.028
smtp	MDaemon smtpd	12.5.4	Unregistered	Windows		1191	0.027
smtp	Sendmail	8.13.8/8.13.1		Unix		1164	0.026
smtp	Kerio Connect smtpd	7.4.2				1143	0.026
smtp	Sendmail	8.13.8/8.12.11		Unix		1104	0.025
smtp	IMail NT-ESMTP	11.5 1-1		Windows		1091	0.025
smtp	Sendmail	8.14.3/8.14.2		Unix		1079	0.024
smtp	Sendmail	8.14.5/8.13.6		Unix		1059	0.024
smtp	Kerio Connect smtpd	7.4.0				1057	0.024
smtp	Kerio Connect smtpd	7.3.2				1053	0.024
smtp	Sendmail	8.13.1/8.13.3		Unix		1046	0.024
smtp	MailEnable smptd	5.51--		Windows		1015	0.023
smtp	MailEnable smptd	4.14--		Windows		1013	0.023
smtp	MailEnable smptd	1.983--		Windows		954	0.022
smtp	MDaemon smtpd	10.1.1	Unregistered	Windows		919	0.021
smtp	Eudora EIMS X smtpd	3.3.9		Mac OS X		915	0.021
smtp	Sendmail	8.13.6.20060614/8.13.1		Unix		897	0.02
smtp	MDaemon smtpd	9.6.1	Unregistered	Windows		893	0.02
http						859	0.019
smtp	Sendmail	8.11.6/8.11.0		Unix		856	0.019
smtp	MailEnable smptd	6.53--		Windows		856	0.019
smtp	Sendmail	8.13.6/8.13.1		Unix		813	0.018
smtp	IceWarp smtpd	9.3.1				798	0.018
smtp	Exim smtpd	4.80.1				791	0.018
smtp	Kerio Connect smtpd	7.4.3				788	0.018
smtp	MDaemon smtpd	10.1.2	Unregistered	Windows		787	0.018
smtp	Sendmail	8.12.11.20060614		Unix		771	0.017
smtp	Postfix smtpd		ispCP OMEGA 1.0.6			768	0.017
smtp	MailEnable smptd	3.62--		Windows		743	0.017
smtp	Sendmail	8.11.7p1+Sun/8.11.7		Unix		736	0.017
smtp	hMailServer					711	0.016
smtp	Sendmail	8.14.0/8.14.0		Unix		686	0.016
smtp	Sendmail	8.13.7+Sun/8.13.7		Unix		675	0.015
smtp	Sendmail	8.12.10+Sun/8.12.10		Unix		674	0.015
smtp	MailEnable smptd	5.11--		Windows		674	0.015
smtp	hMailServer smtpd			Windows		671	0.015
smtp	Sendmail	8.13.6/8.12.10		Unix		670	0.015
smtp	Kerio Connect smtpd	7.3.1 patch 2				662	0.015
smtp	MailEnable smptd	6.01--		Windows		644	0.015
smtp	MDaemon smtpd	12.5.6	MSA support	Windows		640	0.014
smtp	MDaemon smtpd	10.1.0	Unregistered	Windows		629	0.014
smtp	IceWarp smtpd	9.1.0				628	0.014
smtp	Sendmail	8.14.3/8.14.3/Debian-9.4		Unix		620	0.014
smtp	Sendmail	8.12.9/8.12.9		Unix		618	0.014
smtp	Sendmail	8.12.8/8.12.8		Unix		618	0.014
smtp	Sendmail	8.14.5/8.13.1		Unix		605	0.014
smtp	Exim smtpd	4.70				596	0.013
smtp	Sendmail	8.14.3/8.14.3/Debian-5+lenny1		Unix		569	0.013
smtp	Sendmail	8.14.5/8.13.4		Unix		568	0.013
smtp	Merak Mail Server smtpd	8.0.3		Windows		562	0.013
smtp	MDaemon smtpd	9.6.6	Unregistered	Windows		558	0.013
smtp	Surgemail smtpd	5.3h2-2				556	0.013
smtp	MailEnable smptd	6.02--		Windows		546	0.012
smtp	MDaemon smtpd	9.5.2	Unregistered	Windows		542	0.012
smtp	MailEnable smptd	0-6.03-		Windows		532	0.012
smtp	MDaemon smtpd	12.5.3	Unregistered	Windows		531	0.012
smtp	Postfix smtpd		ispCP OMEGA 1.0.4			529	0.012
smtp	Sendmail	8.14.2/8.14.2/Kp		Unix		520	0.012
smtp	MailEnable smptd	0-1.87-		Windows		508	0.012
smtp	Microsoft Exchange smtpd		disabled	Windows		505	0.011
smtp	MailEnable smptd	0-3.63-		Windows		502	0.011
smtp	Sendmail	8.14.4/8.13.8		Unix		486	0.011
smtp	Microsoft Exchange 2010 smtpd		not available			476	0.011
smtp	MDaemon smtpd	12.0.3	Unregistered	Windows		473	0.011
smtp	Surgemail smtpd	5.2a-1				471	0.011
smtp	MailEnable smptd	6.52--		Windows		468	0.011
smtp	Sendmail	8.12.6/8.12.6		Unix		459	0.01
smtp	MDaemon smtpd	13.0.3	Unregistered	Windows		459	0.01
http	lighttpd	1.4.29				459	0.01
smtp	MailEnable smptd	1.981--		Windows		458	0.01
smtp	IceWarp smtpd	9.4.2				457	0.01
smtp	MDaemon smtpd	11.0.3	MSA support	Windows		456	0.01
smtp	Sendmail	8.11.6/8.11.3		Unix		452	0.01
smtp	MDaemon smtpd	9.5.1	Unregistered	Windows		443	0.01
smtp	Cisco PIX sanitized smtpd				firewall	440	0.01
smtp	Postfix smtpd		ispCP OMEGA 1.0.0			437	0.01
smtp	XMail SMTP server	1.27				433	0.01
smtp	MailEnable smptd	0-2.53-		Windows		429	0.01
smtp	Sendmail	8.13.8/8.13.6		Unix		422	0.01
smtp	IMail NT-ESMTP	11.03 1-1		Windows		419	0.009
smtp	Sendmail	8.11.6/8.10.1		Unix		417	0.009
smtp	MDaemon smtpd	12.0.4	Unregistered	Windows		411	0.009
http	lighttpd	1.4.19				411	0.009
smtp	MailEnable smptd	6.56--		Windows		400	0.009
smtp	Kerio MailServer smtpd					399	0.009
smtp	MailEnable smptd	4.23--		Windows		396	0.009
smtp	Sendmail	8.13.4/8.12.11		Unix		390	0.009
smtp	MDaemon smtpd	9.6.2	Unregistered	Windows		388	0.009
smtp	Axigen smtpd			Unix		386	0.009
smtp	MailEnable smptd	6.57--		Windows		384	0.009
smtp	MailEnable smptd	5.53--		Windows		379	0.009
smtp	Sendmail	8.12.8p1/8.12.8		Unix		377	0.009
smtp	Kerio Connect smtpd	7.1.3				375	0.008
smtp	IceWarp smtpd	10.3.5				374	0.008
smtp	Kerio Connect smtpd	7.1.1				370	0.008
smtp	Communigate Pro SMTP	5.4.4				369	0.008
smtp	IMail NT-ESMTP	11.01 1-1		Windows		366	0.008
smtp	Sendmail	8.13.6/8.13.6/PURDUE_CS-2.0		Unix		365	0.008
smtp	Sendmail	8.12.9p2/8.12.9		Unix		365	0.008
smtp	Exim smtpd	4.62				363	0.008
smtp	Sendmail	8.14.5/8.14.3		Unix		362	0.008
smtp	XMail SMTP server	1.25				361	0.008
smtp	Sendmail	8.10.2/8.10.2		Unix		354	0.008
smtp	Sendmail	8.14.4/8.13.6		Unix		352	0.008
smtp	Symantec Messaging Gateway smtpd					351	0.008
smtp	Sendmail	8.12.10/8.11.3		Unix		350	0.008
smtp	Surgemail smtpd	6.1c-1				342	0.008
smtp	Sendmail	8.14.4/8.14.5		Unix		342	0.008
smtp	Sendmail	8.12.11.20060614/8.12.11		Unix		334	0.008
smtp	Kerio Connect smtpd	7.3.0				330	0.007
smtp	Kerio Connect smtpd	7.0.1				325	0.007
smtp	Sendmail	8.14.4+Sun/8.14.4		Unix		321	0.007
smtp	Sendmail	8.13.6.20060614/8.12.6		Unix		321	0.007
smtp	Sendmail	8.11.6/8.11.7		Unix		316	0.007
smtp	MailEnable smptd	0-4.26-		Windows		315	0.007
smtp	Exim smtpd	4.68				313	0.007
smtp	Microsoft ESMTP	6.0.3790.1830		Windows		312	0.007
smtp	MDaemon smtpd	12.5.2	Unregistered	Windows		310	0.007
smtp	Sendmail	8.11.7p3+Sun/8.11.7		Unix		305	0.007
smtp	MailEnable smptd	6.03--6.03		Windows		305	0.007
smtp	IceWarp smtpd	10.4.3				304	0.007
smtp	Communigate Pro SMTP	5.1.12				300	0.007
smtp-proxy	ESET NOD32 anti-virus smtp proxy					292	0.007
smtp	Postfix smtpd		ispCP OMEGA 1.0.3			290	0.007
smtp	IMail NT-ESMTP	12.2.0.169 1-1		Windows		289	0.007
smtp	IMail NT-ESMTP	11.5 2-1		Windows		288	0.007
smtp	MDaemon smtpd	10.0.2	Unregistered	Windows		285	0.006
smtp	MailEnable smptd	6.56--6.56		Windows		285	0.006
smtp	XMail SMTP server	1.26				284	0.006
smtp	MailEnable smptd	0-6.54-		Windows		282	0.006
smtp	MailEnable smptd	6.60--		Windows		280	0.006
smtp	MailEnable smptd	0-5.11-		Windows		278	0.006
smtp	Sendmail	8.13.6/8.11.6		Unix		277	0.006
smtp	MDaemon smtpd	9.0.4	Unregistered	Windows		277	0.006
smtp	MDaemon smtpd	10.0.5	Unregistered	Windows		277	0.006
http	Microsoft IIS httpd					277	0.006
smtp	IMail NT-ESMTP	11.02 1-1		Windows		271	0.006
smtp	MailEnable smptd	4.22--		Windows		270	0.006
smtp	Kerio Connect smtpd	8.0.0				268	0.006
smtp	Postfix smtpd		ispCP OMEGA 1.0.2			267	0.006
smtp	MDaemon smtpd	11.0.2	Unregistered	Windows		267	0.006
smtp	Webwasher CSM Suite smtpd			Windows		262	0.006
smtp	Surgemail smtpd	3.5b3-3				261	0.006
smtp	Exim smtpd	4.52				260	0.006
smtp	Code-Crafters Ability Mail Server smtpd	2.71		Windows		260	0.006
smtp	Sendmail	8.11.0/8.11.1		Unix		258	0.006
smtp	MailEnable smptd	--3.61		Windows		256	0.006
smtp	Sendmail	8.12.9p2/8.12.6		Unix		255	0.006
smtp	MDaemon smtpd	12.0.1	Unregistered	Windows		254	0.006
smtp	Surgemail smtpd	3.7b6-6				253	0.006
smtp	MDaemon smtpd	8.1.4	Unregistered	Windows		252	0.006
smtp	MDaemon smtpd	9.6.4	Unregistered	Windows		248	0.006
smtp	Sendmail	8.12.11.20060308/8.12.11/SuSE		Unix		246	0.006
smtp	MDaemon smtpd	11.0.0	MSA support	Windows		245	0.006
smtp	MailEnable smptd	6.54--6.54		Windows		245	0.006
smtp	MDaemon smtpd	9.6.5	Unregistered	Windows		243	0.006
smtp	Sendmail	8.14.3/8.13.8		Unix		242	0.005
smtp	MailEnable Enterprise smptd	3.53		Windows		242	0.005
smtp	MDaemon smtpd	9.5.5	Unregistered	Windows		241	0.005
smtp	MDaemon smtpd	8.1.3	Unregistered	Windows		239	0.005
smtp	IMail NT-ESMTP	12.1.0.270 1-1		Windows		237	0.005
smtp	Sendmail	8.11.6+Sun/8.11.6		Unix		235	0.005
smtp	MDaemon smtpd	9.5.6	Unregistered	Windows		234	0.005
smtp	MDaemon smtpd	13.0.2	Unregistered	Windows		233	0.005
smtp	Sendmail	8.13.8/8.13.8/clisys_sendmail_client		Unix		231	0.005
smtp	Microsoft ESMTP	7.5.7601.17514		Windows		230	0.005
smtp	Microsoft ESMTP	5.0.2195.7381		Windows		230	0.005
smtp	MailEnable smptd	0-3.62-		Windows		228	0.005
smtp	Kerio Connect smtpd	7.2.2				226	0.005
smtp	Sendmail	8.13.4/8.13.4/Debian-3sarge3		Unix		224	0.005
smtp	MDaemon smtpd	9.0.1	Unregistered	Windows		224	0.005
smtp	Sendmail	8.13.6+Sun/8.13.6		Unix		223	0.005
smtp	Surgemail smtpd	3.9e-1				220	0.005
smtp	MailEnable smptd	0-5.51-		Windows		219	0.005
smtp	Exim smtpd	4.60				219	0.005
smtp	Sendmail	8.13.8/8.12.8		Unix		217	0.005
smtp	Sendmail	8.12.5/8.12.5		Unix		216	0.005
smtp	MDaemon smtpd	12.5.5	Unregistered	Windows		216	0.005
smtp	MAILsweeper SMTP proxy					216	0.005
smtp	Sendmail	8.13.5.20060308/8.13.5/Debian-3ubuntu1		Unix		215	0.005
smtp	Kerio Connect smtpd	7.3.3				214	0.005
smtp	Exim smtpd	4.75				209	0.005
smtp	MDaemon smtpd	12.0.0	Unregistered	Windows		208	0.005
smtp	MailEnable smptd	5.5--		Windows		205	0.005
smtp	Kerio Connect smtpd	7.2.4				204	0.005
smtp	MDaemon smtpd	10.0.4	Unregistered	Windows		202	0.005
smtp	Sendmail	8.14.2/8.13.8		Unix		201	0.005
smtp	Sendmail	8.13.6.20060614/8.12.11		Unix		199	0.005
smtp	Kerio Connect smtpd	7.3.1				199	0.005
smtp	XMail SMTP server	1.24				198	0.004
smtp	Sendmail	8.14.2/8.13.6		Unix		197	0.004
smtp	Sendmail	8.13.4/8.13.4/Debian-3		Unix		197	0.004
smtp	Postfix smtpd		ispCP OMEGA 1.0.0 RC7			197	0.004
smtp	Surgemail smtpd	6.0a5-5				195	0.004
smtp	IceWarp smtpd	10.0.7				195	0.004
smtp	qpsmtpd	0.40				189	0.004
smtp	MailEnable smptd	4.26--4.26		Windows		189	0.004
smtp	IA Mailserver smtpd			Windows		186	0.004
smtp	MailEnable smptd	0-3.6-		Windows		184	0.004
smtp	Communigate Pro SMTP	5.0.14				183	0.004
http	Microsoft HTTPAPI httpd	2.0	SSDP/UPnP	Windows		183	0.004
smtp	Sendmail	8.13.8/8.13.8/Debian-3		Unix		180	0.004
smtp	Sendmail	8.14.2/8.12.11		Unix		178	0.004
smtp	IceWarp smtpd	10.4.1				177	0.004
smtp	MailEnable smptd	5.52--		Windows		176	0.004
smtp	Kerio Connect smtpd	7.0.2				175	0.004
smtp	IMail NT-ESMTP	12.0.0.384 1-1		Windows		175	0.004
smtp	Sendmail	8.13.6/8.12.11		Unix		173	0.004
smtp	Surgemail smtpd	6.0a4-4				171	0.004
smtp	Postfix smtpd	2.5.6	ASTA-NET Hosting Mail Server			171	0.004
smtp	Merak Mail Server smtpd	8.3.15-1		Windows		171	0.004
smtp	Kerio Connect smtpd	7.1.4				171	0.004
smtp	IceWarp smtpd	9.4.0				171	0.004
smtp	MDaemon smtpd	12.5.1	Unregistered	Windows		169	0.004
smtp	Sendmail	8.14.1/8.14.1/ull-ucs-client_1.7		Unix		168	0.004
smtp	Eudora EIMS X smtpd	3.3.7		Mac OS X		166	0.004
smtp	MailEnable smptd	1.96--		Windows		164	0.004
http	thttpd	2.24				163	0.004
smtp	Sendmail	8.11.1		Unix		162	0.004
smtp	MDaemon smtpd	9.6.3	Unregistered	Windows		161	0.004
smtp	Surgemail smtpd	5.3h-1				160	0.004
smtp	MailEnable smptd	0-2.52-		Windows		160	0.004
smtp	MailEnable smptd	0-2.38-		Windows		160	0.004
smtp	Sendmail	8.12.11.20060308/3.7W		Unix		158	0.004
smtp	Kerio Connect smtpd	7.1.2				158	0.004
smtp	ArGoSoft Mail Server Pro	1.8.9.6		Windows		158	0.004
smtp	IceWarp smtpd	9.2.1				157	0.004
smtp	Sendmail	8.13.5/8.13.5		Unix		155	0.004
smtp	Postfix smtpd		Virtual Hosting Control System 2.4.8 Rhea			155	0.004
smtp	Sendmail	8.14.3/8.12.9		Unix		154	0.003
http	GoAhead-Webs httpd					153	0.003
smtp	MailEnable smptd	6.55--		Windows		152	0.003
smtp	DeskNow smtpd					150	0.003
smtp	Surgemail smtpd	3.8k4-4				148	0.003
smtp	Sendmail	8.14.4/8.13.1		Unix		147	0.003
smtp	Sendmail	8.11.1/8.11.1		Unix		147	0.003
smtp	MailEnable smptd	0-4.23-		Windows		147	0.003
smtp	Sendmail	8.12.11		Unix		146	0.003
smtp	Sendmail	8.14.3/8.14.4		Unix		145	0.003
smtp	Sendmail	8.12.11/8.12.10		Unix		145	0.003
smtp	IceWarp smtpd	10.1.2				143	0.003
smtp	Sendmail	8.13.3+Sun/8.13.3		Unix		142	0.003
smtp	Kerio Connect smtpd	7.2.3 patch 1				142	0.003
smtp	Kerio Connect smtpd	7.0.0				142	0.003
smtp	Sendmail	8.12.10/8.12.8		Unix		139	0.003
smtp	MDaemon smtpd	12.5.0	Unregistered	Windows		138	0.003
smtp	MailEnable smptd	4.25--		Windows		138	0.003
ssh	Dropbear sshd	0.52	protocol 2.0	Linux		137	0.003
smtp	MailEnable smptd	5.51--5.51		Windows		137	0.003
smtp	MailEnable smptd	--3.63		Windows		137	0.003
smtp	Sendmail	8.14.2/8.14.2/[SAKURA-WEB]/20080708		Unix		135	0.003
smtp	MailEnable smptd	0-6.56-		Windows		135	0.003
smtp	MailEnable smptd	--3.62		Windows		134	0.003
smtp	MailEnable smptd	0-6.51-		Windows		134	0.003
smtp	IceWarp smtpd	10.3.1				134	0.003
smtp	XMail SMTP server	1.22				133	0.003
smtp	Sendmail	8.12.9p2/8.12.3		Unix		130	0.003
smtp	MailEnable smptd	0-5.10-		Windows		129	0.003
smtp	IMail NT-ESMTP	11.03 2-1		Windows		129	0.003
smtp	MDaemon smtpd	10.0.1	Unregistered	Windows		127	0.003
smtp	Sendmail	8.13.3 rev 1.003		HP-UX 11.31		126	0.003
smtp	Sendmail	8.13.1/8.12.9		Unix		126	0.003
smtp	Sendmail	1.0/1.0		Unix		126	0.003
smtp	Sendmail	8.11.0/8.11.0		Unix		125	0.003
smtp	MailEnable smptd	0-6.0-		Windows		124	0.003
smtp	Kerio Connect smtpd	7.2.3				124	0.003
smtp	Alt-N MDaemon mail server	8.0.2		Windows		123	0.003
smtp	Sendmail	8.12.10/8.12.10/DCN		Unix		122	0.003
smtp	MailEnable smptd	6.51--		Windows		122	0.003
smtp	Sendmail	8.14.5/8.12.8		Unix		121	0.003
smtp	Sendmail	8.13.4+Sun/8.13.3		Unix		120	0.003
smtp	Sendmail	8.14.1/8.13.3		Unix		119	0.003
smtp	Sendmail	8.12.3/8.12.3/Debian-7.2		Unix		119	0.003
smtp	Sendmail	8.13.6.20060614/8.13.6/PURDUE_CS-2.0		Unix		118	0.003
smtp	Sendmail	8.14.3/8.14.1		Unix		117	0.003
smtp	MailEnable smptd	5.07--		Windows		117	0.003
smtp	IdeaSmtpServer smtpd	v0.70				117	0.003
smtp	Communigate Pro SMTP	5.3.5				116	0.003
smtp	Sendmail	8.14.3/8.14.3/Debian-9.1ubuntu1		Unix		115	0.003
smtp	MailEnable smptd	6.59--		Windows		115	0.003
smtp	Kerio Connect smtpd	7.2.0				114	0.003
smtp	Sendmail	8.12.10/8.12.11/SuSE		Unix		113	0.003
smtp	MDaemon smtpd	13.0.0	Unregistered	Windows		113	0.003
smtp	MailEnable smptd	0-3.04-		Windows		113	0.003
smtp	Sendmail	8.13.1/8.13.4		Unix		112	0.003
smtp	qpsmtpd	0.82				112	0.003
smtp	MailEnable smptd	6.53--6.53		Windows		112	0.003
smtp	MailEnable smptd	6.0--6.0		Windows		112	0.003
smtp	MailEnable smptd	0-3.61-		Windows		109	0.002
smtp	Sendmail	8.14.2/8.14.4		Unix		108	0.002
smtp	MailEnable smptd	4.17--		Windows		108	0.002
smtp	Kerio Connect smtpd	7.0.2 patch 1				108	0.002
smtp	IMail NT-ESMTP	11.01 2-1		Windows		107	0.002
smtp	MailEnable smptd	6.63--6.63		Windows		106	0.002
smtp	MailEnable smptd	0-6.02-		Windows		106	0.002
smtp	Sendmail	8.12.3/8.12.3/Debian-6.6		Unix		105	0.002
smtp	MDaemon smtpd	10.0.0	MSA support	Windows		105	0.002
smtp	IMail NT-ESMTP	11.5 3-1		Windows		105	0.002
smtp	Sendmail	8.12.3/8.12.3		Unix		104	0.002
smtp	Communigate Pro SMTP	5.4.5				104	0.002
smtp	Postfix smtpd		ispCP OMEGA 1.0.0 RC6			102	0.002
smtp	MDaemon smtpd	11.0.1	Unregistered	Windows		102	0.002
smtp	Sendmail	8.14.1/8.13.6		Unix		101	0.002
smtp	MailEnable smptd	0-6.01-		Windows		101	0.002
smtp	MailEnable smptd	4.16--		Windows		100	0.002
smtp	Sendmail	8.12.11.20060614/8.12.9		Unix		99	0.002
smtp	Sendmail	8.12.10+Sun/8.12.9		Unix		99	0.002
smtp	Microsoft ESMTP	5.0.2195.6713		Windows		99	0.002
smtp	Kerio Connect smtpd	7.0.0 patch 1				99	0.002
smtp	Sendmail	8.13.4/8.13.4/Debian-3sarge1		Unix		98	0.002
smtp	Sendmail	8.13.4/8.13.3		Unix		98	0.002
smtp	Sendmail	8.14.4/8.13.5		Unix		97	0.002
smtp	MailEnable smptd	6.70--		Windows		97	0.002
smtp	MailEnable smptd	0-3.53-		Windows		97	0.002
smtp	IMail NT-ESMTP	12.0.0.348 1-1		Windows		96	0.002
ssh			protocol 1.5			95	0.002
smtp	MailEnable smptd	0-6.52-		Windows		95	0.002
http	CCProxy					95	0.002
smtp	Sendmail	8.14.4/8.12.9		Unix		94	0.002
smtp	Sendmail	8.11.6/8.11.2		Unix		92	0.002
smtp	Sendmail	8.14.3/8.13.4		Unix		91	0.002
smtp	MDaemon smtpd	9.0.0	Unregistered	Windows		91	0.002
smtp	MDaemon smtpd	12.0.2	Unregistered	Windows		91	0.002
smtp	MailEnable smptd	6.72--		Windows		91	0.002
smtp	MailEnable smptd	6.5--6.5		Windows		91	0.002
smtp	MailEnable smptd	5.03--		Windows		91	0.002
smtp	Kerio Connect smtpd	7.1.4 patch 1				91	0.002
smtp	Kerio Connect smtpd	7.1.0				91	0.002
smtp	Sendmail	8.14.5/8.14.2		Unix		90	0.002
smtp	Sendmail	8.13.3 rev 1.004		HP-UX 11.31		90	0.002
smtp	Sendmail	8.12.11.20060308/8.12.10		Unix		90	0.002
smtp	Microsoft ESMTP	7.0.6002.18222		Windows		90	0.002
smtp	MailEnable smptd	1.9--		Windows		90	0.002
smtp	MailEnable smptd	0-5.53-		Windows		90	0.002
smtp	MDaemon smtpd	12.5.4	MSA support	Windows		88	0.002
smtp	IceWarp smtpd	10.3.4				88	0.002
smtp	Sendmail	8.11.6p2/8.11.6		Unix		87	0.002
smtp	MailEnable smptd	6.65--		Windows		87	0.002
smtp	Sendmail	8.14.3/8.13.6		Unix		85	0.002
smtp	Sendmail	8.14.2/8.14.1		Unix		85	0.002
smtp	Sendmail	8.13.8/8.13.4		Unix		85	0.002
smtp	MailEnable smptd	4.0--		Windows		85	0.002
smtp	Surgemail smtpd	5.3b2-2				83	0.002
smtp	MDaemon smtpd	8.0.3	Unregistered	Windows		83	0.002
smtp	MailEnable smptd	0-4.22-		Windows		83	0.002
smtp	ArGoSoft Mail Server Pro	1.8.9.5		Windows		83	0.002
smtp	Postfix smtpd		ispCP OMEGA 1.1.0			82	0.002
smtp	Sendmail	8.12.2/8.12.2		Unix		81	0.002
smtp	Microsoft ESMTP	7.0.6002.18264		Windows		81	0.002
smtp	MailEnable smptd	4.22--4.22		Windows		81	0.002
smtp	ALT-N SecurityGateway smtpd	2.0.7				81	0.002
smtp	Sendmail	8.12.9+Sun/8.12.9		Unix		80	0.002
smtp	Sendmail	8.11.7p3+Sun/8.11.6		Unix		80	0.002
smtp	MDaemon smtpd	13.0.1	Unregistered	Windows		80	0.002
smtp	MailEnable smptd	1.95--		Windows		80	0.002
smtp	Code-Crafters Ability Mail Server smtpd	2.72		Windows		80	0.002
smtp	Postfix smtpd		Virtual Hosting Control System 2.4.7.1 Spartacus			79	0.002
smtp	Kerio Connect smtpd	7.2.0 patch 1				79	0.002
smtp	Sendmail	8.11.5/8.11.5		Unix		78	0.002
smtp	Communigate Pro SMTP	4.1.8				78	0.002
smtp	Sendmail	8.14.3/8.13.5		Unix		77	0.002
smtp	Sendmail	8.13.7/8.13.4		Unix		77	0.002
smtp	Sendmail	8.13.6/8.12.9		Unix		77	0.002
smtp	MDaemon smtpd	10.1.1	MSA support	Windows		77	0.002
smtp	MailEnable smptd	5.0--		Windows		77	0.002
pop3	MailEnable POP3 Server			Windows		77	0.002
smtp	Sendmail	8.13.1/8.12.11		Unix		76	0.002
smtp	Sendmail	8.11.3/8.11.3		Unix		76	0.002
smtp	Novell NetWare GroupWise Internet Agent smtpd			NetWare		75	0.002
smtp	IMail NT-ESMTP	11.0 1-1		Windows		75	0.002
smtp	Sendmail	8.14.4/8.14.0		Unix		74	0.002
smtp	MailEnable smptd	4.23--4.23		Windows		74	0.002
smtp	MailEnable smptd	0-6.5-		Windows		74	0.002
smtp	AnNyung smtpd	8.14.3-1				74	0.002
smtp	MDaemon smtpd	9.6.6	MSA support	Windows		73	0.002
smtp	Communigate Pro SMTP	5.1.16				73	0.002
smtp	Sendmail	8.10.2+Sun/8.10.2		Unix		72	0.002
smtp	Sendmail	8.13.8/8.13.8/Debian-3+etch1		Unix		71	0.002
smtp	MDaemon smtpd	10.1.0	MSA support	Windows		70	0.002
smtp	IMail NT-ESMTP	12.1.0.270 2-1		Windows		70	0.002
smtp	Surgemail smtpd	4.0u4-4				69	0.002
smtp	MDaemon smtpd	8.1.1	Unregistered	Windows		69	0.002
smtp	MailEnable smptd	0-6.60-		Windows		69	0.002
smtp	Kerio Connect smtpd	7.0.0 patch 2				69	0.002
smtp	Exim smtpd	4.61				69	0.002
smtp	Sendmail	8.13.8/8.13.3		Unix		68	0.002
smtp	MDaemon smtpd	9.0.6	Unregistered	Windows		68	0.002
smtp	MDaemon smtpd	8.1.5	Unregistered	Windows		68	0.002
smtp	IMail NT-ESMTP	11.02 2-1		Windows		68	0.002
smtp	Sendmail	8.13.7/8.13.3		Unix		67	0.002
smtp	MDaemon smtpd	9.5.4	Unregistered	Windows		67	0.002
smtp	Sendmail	8.14.3/Nase		Unix		66	0.001
smtp	Sendmail	8.13.8/8.14.1		Unix		66	0.001
smtp	Sendmail	8.13.6/8.13.4		Unix		66	0.001
smtp	Post.Office	4.1.2.4 release 20101227				66	0.001
ssl	TLS	1.0				65	0.001
smtp	Sendmail	8.14.5/8.14.1		Unix		65	0.001
smtp	Sendmail	8.14.4/8.14.4/Debian-2ubuntu2		Unix		65	0.001
smtp	Sendmail	8.14.4/8.14.1		Unix		65	0.001
smtp	MailEnable smptd	6.02--6.02		Windows		65	0.001
smtp	MailEnable smptd	6.52--6.52		Windows		64	0.001
smtp	MDaemon smtpd	12.5.3	MSA support	Windows		63	0.001
vnc	VNC		protocol 3.8			62	0.001
smtp	Sendmail	8.13.7/8.13.6		Unix		62	0.001
smtp	MailEnable smptd	0-3.14-		Windows		62	0.001
smtp	IMail NT-ESMTP	11.02 4-1		Windows		62	0.001
smtp	Sendmail	8.14.1/8.14.2		Unix		61	0.001
smtp	MailEnable smptd	--4.26		Windows		61	0.001
smtp	MailEnable smptd	3.63--		Windows		61	0.001
smtp	MailEnable smptd	0-6.55-		Windows		61	0.001
smtp	MailEnable smptd	0-6.53-		Windows		61	0.001
smtp	Communigate Pro SMTP	5.4.6				61	0.001
smtp	Surgemail smtpd	5.3i-26				59	0.001
smtp	Postfix smtpd		ispCP OMEGA 1.0.0 RC5			59	0.001
smtp	MailEnable smptd	5.53--5.53		Windows		59	0.001
smtp	MailEnable smptd	0-5.5-		Windows		59	0.001
smtp	MailEnable smptd	0-1.85-		Windows		59	0.001
smtp	IMail NT-ESMTP	12.0.0.384 2-1		Windows		59	0.001
telnet						58	0.001
smtp	Sendmail	8.13.8+Sun/8.13.8/usc		Unix		58	0.001
smtp	Sendmail	8.12.11.20060308/8.12.11/Web-Alm-2003112001		Unix		58	0.001
smtp	Communigate Pro SMTP	5.3.4				58	0.001
smtp	IceWarp smtpd	10.0.8				57	0.001
smtp	Sendmail	8.13.3 rev 1.000		HP-UX		56	0.001
smtp	Sendmail	8.11.7p1+Sun/8.10.2		Unix		56	0.001
smtp	Sendmail	8.11.0-20030924/SCO5		Unix		56	0.001
smtp	MailEnable smptd	6.01--6.01		Windows		56	0.001
http	Boa HTTPd	0.94.14rc21				56	0.001
smtp	Sendmail	8.14.3		Unix		55	0.001
smtp	Sendmail	8.13.3/8.12.10		Unix		55	0.001
smtp	MDaemon smtpd	12.5.8	Unregistered	Windows		55	0.001
smtp	XMail SMTP server	1.12	on Win32/Ix86			54	0.001
smtp	Sendmail	8.14.2/8.13.1		Unix		54	0.001
smtp	Sendmail	8.13.8/8.12.10		Unix		54	0.001
smtp	Sendmail	8.12.9-20030917/8.12.9		Unix		54	0.001
smtp	Postfix smtpd		ispCP OMEGA 1.0.0 RC4			54	0.001
smtp	MDaemon smtpd	13.0.3	MSA support	Windows		54	0.001
http	Apache Tomcat/Coyote JSP engine	1.1				54	0.001
smtp	Sendmail			Unix		53	0.001
smtp	Sendmail	8.14.5/8.14.5/2011-12-13		Unix		53	0.001
smtp	Sendmail	8.13.4/8.13.1		Unix		53	0.001
smtp	Sendmail	8.12.11/8.12.9		Unix		53	0.001
smtp	qmail smtpd		qmail-smtpd-auth 0.31	Unix		53	0.001
smtp	MDaemon smtpd	12.5.2	MSA support	Windows		53	0.001
smtp	MDaemon smtpd	10.1.2	MSA support	Windows		53	0.001
smtp	MailEnable smptd	5.11--5.11		Windows		53	0.001
smtp	MailEnable Enterprise smptd	2.52		Windows		53	0.001
smtp	Sendmail	8.14.4/8.12.10		Unix		52	0.001
smtp	Sendmail	8.12.9p1/8.12.9		Unix		52	0.001
smtp	Sendmail	8.12.9/8.12.2		Unix		52	0.001
smtp	Sendmail	8.11.7p2+Sun/8.11.7		Unix		52	0.001
smtp	Merak Mail Server smtpd	8.9.1		Windows		52	0.001
smtp	MailEnable smptd	6.55--6.55		Windows		52	0.001
arcserve	ARCserve Discovery					52	0.001
smtp	Messaging Architects M+ Extreme Email Engine smtpd	2010.1.release				51	0.001
smtp	Merak Mail Server smtpd	8.5.0-5		Windows		51	0.001
smtp	MailEnable smptd	5.02--		Windows		51	0.001
smtp	ArGoSoft Mail Server Pro	1.8.9.1		Windows		51	0.001
smtp	Sendmail	8.13.3/8.13.1		Unix		50	0.001
smtp	OpenSMTPD					50	0.001
smtp	MailEnable smptd	-1.87-		Windows		50	0.001
smtp	Sendmail	8.14.4/8.11.6		Unix		49	0.001
smtp	Sendmail	8.13.6/8.12.8		Unix		49	0.001
smtp	Sendmail	8.12.3p3/8.12.3		Unix		49	0.001
smtp	IMail NT-ESMTP	12.1.0.270 3-1		Windows		49	0.001
smtp	Communigate Pro SMTP	5.4.1				49	0.001
smtp	Communigate Pro SMTP	5.2.20				49	0.001
smtp	Communigate Pro SMTP	5.1.14				49	0.001
ssh	OpenSSH	4.3	protocol 2.0			48	0.001
smtp	Sendmail	8.14.4/8.13.4		Unix		48	0.001
smtp	Sendmail	8.12.4/8.12.4		Unix		48	0.001
smtp	Sendmail	8.12.2+Sun/8.12.2		Unix		48	0.001
smtp	Sendmail	8.11.4/8.11.4		Unix		48	0.001
smtp	MDaemon smtpd	9.6.0	Unregistered	Windows		48	0.001
smtp	MDaemon smtpd	12.5.1	MSA support	Windows		48	0.001
smtp	MailEnable Enterprise smptd	2.53		Windows		48	0.001
http	thttpd	2.25b				48	0.001
smtp	Sendmail	8.14.1/8.12.11		Unix		47	0.001
smtp	Sendmail	8.10.1/8.10.1		Unix		47	0.001
smtp	Microsoft Exchange 2010 smtpd	6.0.3790.1830				47	0.001
smtp	MDaemon smtpd	9.0.7	Unregistered	Windows		47	0.001
smtp	Kerio Connect smtpd	7.5.0 beta 2				47	0.001
smtp	Communigate Pro SMTP	4.2.10				47	0.001
http	Hikvision-Webs					47	0.001
smtp	XMail SMTP server	1.21				46	0.001
smtp	Sendmail	8.14.5/8.13.8		Unix		46	0.001
smtp	Sendmail	8.13.7/8.13.8		Unix		46	0.001
smtp	Sendmail	8.13.4/8.12.10		Unix		46	0.001
smtp	Merak Mail Server smtpd	7.5.2		Windows		46	0.001
smtp	MDaemon smtpd	10.0.3	Unregistered	Windows		46	0.001
smtp	Exim smtpd		Serviced refused (IP block)			46	0.001
smtp	Communigate Pro SMTP	5.4.2				46	0.001
socks-proxy	CCProxy socks proxy		unauthorized			45	0.001
smtp	Sendmail	8.12.3/8.12.3/Debian-7.1		Unix		45	0.001
smtp	IMail NT-ESMTP	12.0.0.348 2-1		Windows		45	0.001
smtp	IMail NT-ESMTP	11.03 3-1		Windows		45	0.001
smtp	Alt-N MDaemon mail server	11.0.0		Windows		45	0.001
smtp	Sun Java System Messaging Server smtpd	64	7.3-11.01 bits			44	0.001
smtp	Sendmail	8.13.8/8.13.5		Unix		44	0.001
smtp	Sendmail	8.12.10/8.12.9		Unix		44	0.001
smtp	Sendmail	8.11.7p1+Sun/8.11.6		Unix		44	0.001
smtp	MailEnable smptd	5.10--5.10		Windows		44	0.001
smtp	MailEnable smptd	0-5.01-		Windows		44	0.001
imap	Microsoft Exchange 2007-2010 imapd			Windows		44	0.001
smtp	Sendmail	8.11.7+Sun/8.11.7		Unix		43	0.001
smtp	Postfix smtpd	2.7.0	Mandriva Linux			43	0.001
smtp	IceWarp smtpd	10.2.2				43	0.001
smtp	Sendmail	8.14.4/8.12.11		Unix		42	0.001
smtp	Sendmail	8.14.3/8.14.3/Debian-5		Unix		42	0.001
smtp	Sendmail	8.12.11.20060614/8.11.6		Unix		42	0.001
smtp	Oracle Communications Message Exchange imapd	7u4-18.01 (built Jul 15 2010)				42	0.001
smtp	MailEnable smptd	6.71--6.71		Windows		42	0.001
smtp	MailEnable smptd	4.3--4.3		Windows		42	0.001
smtp	MailEnable Enterprise smptd	3.50		Windows		42	0.001
smtp	IMail NT-ESMTP	11.02 3-1		Windows		42	0.001
smtp	Exim smtpd	4.50				42	0.001
smtp	ArGoSoft Mail Server Pro	1.8.9.3		Windows		42	0.001
ssh	OpenSSH	5.5p1 Debian 6+squeeze2	protocol 2.0	Linux		41	0.001
smtp	Surgemail smtpd	4.2d2-2				41	0.001
smtp	Sendmail	8.14.2/8.14.2/Debian-2build1		Unix		41	0.001
smtp	Sendmail	8.12.10/8.12.5		Unix		40	0.001
smtp	Sendmail	8.10.1/8.10.1/usc		Unix		40	0.001
smtp	MDaemon smtpd	9.6.1	MSA support	Windows		40	0.001
smtp	MDaemon smtpd	12.0.3	MSA support	Windows		40	0.001
smtp	JAMES smtpd	2.3.2				40	0.001
smtp	Surgemail smtpd	5.0e3-3				39	0.001
smtp	Sendmail	8.14.5+Sun/8.14.5		Unix		39	0.001
smtp	Sendmail	8.13.8/8.12.9		Unix		39	0.001
smtp	Sendmail	8.12.10/8.11.6		Unix		39	0.001
smtp	MailEnable smptd	-3.11-		Windows		39	0.001
smtp	Lotus Domino smtpd	8.5.3				39	0.001
smtp	IMail smtpd			Windows		39	0.001
smtp	Sendmail	8.14.2+Sun/8.14.2		Unix		38	0.001
smtp	Sendmail	8.12.9/8.12.11		Unix		38	0.001
smtp	Sendmail	8.12.11.20060308/8.11.6		Unix		38	0.001
smtp	Microsoft ESMTP	7.5.7600.16601		Windows		38	0.001
smtp	Sun Java System Messaging Server smtpd	6.2-8.04				37	0.001
smtp	Nemesis smtpd					37	0.001
smtp	MailEnable smptd	5.54--5.54		Windows		37	0.001
smtp	Sendmail Switch smtpd	3.3.3	Switch 3.3.3			36	0.001
smtp	Sendmail	8.13.7/8.12.11		Unix		36	0.001
smtp	MailEnable smptd	6.71--		Windows		36	0.001
smtp	IceWarp smtpd	10.2.1				36	0.001
smtp	Sendmail	8.14.3/8.13.1		Unix		35	0.001
smtp	Sendmail	8.13.8+Sun/8.13.7		Unix		35	0.001
smtp	Sendmail	8.13.8+Sun/8.13.3		Unix		35	0.001
smtp	Sendmail	8.13.1/Beta-1.51		Unix		35	0.001
smtp	Sendmail	8.13.0/8.13.0		Unix		35	0.001
smtp	Microsoft ESMTP	6.0.3790.211		Windows		35	0.001
smtp	MDaemon smtpd	12.0.4	MSA support	Windows		35	0.001
smtp	IceWarp smtpd	10.3.2				35	0.001
smtp	Sendmail	8.13.8/8.11.0		Unix		34	0.001
smtp	Sendmail	8.12.10+Sun/8.12.8		Unix		34	0.001
smtp	MailEnable smptd	6.60--6.60		Windows		34	0.001
smtp	MailEnable smptd	0-5.54-		Windows		34	0.001
smtp	MailEnable smptd	0-2.37-		Windows		34	0.001
smtp	IceWarp smtpd	9.3.2				34	0.001
smtp	Eudora smtpd	3.2.10		Mac OS X		34	0.001
smtp	Code-Crafters Ability Mail Server smtpd	2.70		Windows		34	0.001
smtp	ArGoSoft Mail Server Pro	1.8.8.8		Windows		34	0.001
smtp	Alt-N MDaemon mail server	11.0.3		Windows		34	0.001
pop3	Microsoft Exchange 2007-2010 pop3d			Windows		34	0.001
smtp	Unrecognized SMTP service		5.7.1 Permission Denied			33	0.001
smtp	Surgemail smtpd	4.2a3-3				33	0.001
smtp	Sendmail	8.14.2/8.13.4		Unix		33	0.001
smtp	Sendmail	8.12.11.20060308/8.12.8		Unix		33	0.001
smtp	Postfix smtpd		Virtual Hosting Control System 2.3.9-11 Spartacus			33	0.001
smtp	Network Box smtpd				firewall	33	0.001
smtp	Kerio Connect smtpd	7.3.1 patch 1				33	0.001
smtp	Eudora smtpd	3.2.8		Windows		33	0.001
smtp	Communigate Pro SMTP	5.2.16				33	0.001
http-proxy	Squid http proxy	2.6.STABLE12				33	0.001
ftp	Microsoft ftpd			Windows		33	0.001
smtp	Sendmail	8.14.4/8.13.3		Unix		32	0.001
smtp	Sendmail	8.14.0/8.13.1		Unix		32	0.001
smtp	Sendmail	8.13.8+Sun/8.13.6		Unix		32	0.001
smtp	Sendmail	8.13.8/8.14.2		Unix		32	0.001
smtp	Sendmail	8.13.7/8.12.7/SuSE		Unix		32	0.001
smtp	MailEnable smptd	0-5.07-		Windows		32	0.001
smtp	IMail NT-ESMTP	11.5 5-1		Windows		32	0.001
smtp	Sendmail	8.13.8/8.13.7		Unix		31	0.001
smtp	Sendmail	8.13.4/8.13.0		Unix		31	0.001
smtp	Sendmail	8.11.0/SCO5		Unix		31	0.001
smtp	IMail NT-ESMTP	11.5 9-1		Windows		31	0.001
smtp	IMail NT-ESMTP	11.01 3-1		Windows		31	0.001
smtp	XMail SMTP server	1.23				30	0.001
smtp	Tobit David.fx smtpd	0386				30	0.001
smtp	Sendmail	8.14.5/8.14.5/1.11		Unix		30	0.001
smtp	Sendmail	8.14.1/8.11.3/SuSE		Unix		30	0.001
smtp	Sendmail	8.13.3/8.12.9		Unix		30	0.001
smtp	Sendmail	8.12.9/8.12.8		Unix		30	0.001
smtp	Sendmail	8.12.10+Sun/8.12.2		Unix		30	0.001
smtp	MDaemon smtpd	9.0.4	MSA support	Windows		30	0.001
smtp	MailEnable smptd	5.01--		Windows		30	0.001
smtp	Lotus Domino smtpd	8.5.2				30	0.001
smtp	IMail NT-ESMTP	11.5 4-1		Windows		30	0.001
http	httpd					30	0.001
smtp	Surgemail smtpd	4.3g2-2				29	0.001
smtp	Sendmail	8.14.4/8.14.4/Debian-2.1		Unix		29	0.001
smtp	Sendmail	8.13.5/8.12.2		Unix		29	0.001
smtp	Sendmail	8.13.1/8.12.8		Unix		29	0.001
smtp	Sendmail	8.12.11/8.12.8/Submit		Unix		29	0.001
smtp	Post.Office	4.1.0.2 release 20080111				29	0.001
smtp	Mirapoint smtpd	4.2.4-GA				29	0.001
smtp	Communigate Pro SMTP	5.3.13				29	0.001
http	thttpd					29	0.001
smtp	Sendmail	8.14.4+Sun/8.13.8		Unix		28	0.001
smtp	Sendmail	8.14.3/8.12.7		Unix		28	0.001
smtp	Sendmail	8.13.6/8.13.3		Unix		28	0.001
smtp	Sendmail	8.12.8+Sun/8.12.8		Unix		28	0.001
smtp	Sendmail	8.12.7/8.12.7		Unix		28	0.001
smtp	Sendmail	8.12.11.20060614/8.12.6		Unix		28	0.001
smtp	Rockliffe MailSite	9.4.1.0				28	0.001
smtp	MDaemon smtpd	12.5.7	Unregistered	Windows		28	0.001
smtp	MDaemon smtpd	10.0.5	MSA support	Windows		28	0.001
smtp	MailEnable smptd	6.65--6.65		Windows		28	0.001
smtp	MailEnable smptd	0-6.72-		Windows		28	0.001
smtp	Kerio Connect smtpd	7.2.1				28	0.001
ssh	OpenSSH	5.9p1 Debian 5ubuntu1	Ubuntu Linux; protocol 2.0	Linux		27	0.001
smtp	Surgemail smtpd	4.2d4-4				27	0.001
smtp	Sendmail	8.14.5/8.12.11		Unix		27	0.001
smtp	Sendmail	8.13.8/8.14.3		Unix		27	0.001
smtp-proxy	Symantec Brightmail smtp proxy					27	0.001
smtp	MailEnable smptd	-3.63-		Windows		27	0.001
smtp	MailEnable smptd	1.8--		Windows		27	0.001
smtp	Lotus Domino smtpd	8.5.3FP1				27	0.001
smtp	Eudora smtpd	3.2.9		Windows		27	0.001
smtp	Surgemail smtpd	6.2c-1				26	0.001
smtp	Sendmail	8.14.5/8.13.3		Unix		26	0.001
smtp	Sendmail	8.14.3/8.14.3/SENDMAIL_VFS10		Unix		26	0.001
smtp	Sendmail	8.12.9p2/8.12.11		Unix		26	0.001
smtp	Sendmail	8.12.1/8.12.1		Unix		26	0.001
smtp	Sendmail	8.12.11/8.13.3		Unix		26	0.001
smtp	Sendmail	8.11.6/8.10.2		Unix		26	0.001
smtp	MDaemon smtpd	8.1.2	Unregistered	Windows		26	0.001
smtp	MailEnable smptd	5.54--		Windows		26	0.001
smtp	MailEnable smptd	--3.6		Windows		26	0.001
smtp	Kerio MailServer	6.5.1				26	0.001
smtp	ArGoSoft Mail Server Pro	1.8	1.8.9.5	Windows		26	0.001
smtp	Allworx 6x VoIP phone smtpd				VoIP phone	26	0.001
vnc	VNC		protocol 3.6			25	0.001
smtp	Surgemail smtpd	6.1d-27				25	0.001
smtp	Sendmail	8.12.9/8.14.2		Unix		25	0.001
smtp	Sendmail	8.12.5/8.11.2		Unix		25	0.001
smtp	Sendmail	8.11.7p3+Sun/8.10.2/LDEO_CLIENT-1.1		Unix		25	0.001
smtp	Merak Mail Server smtpd	7.4.5		Windows		25	0.001
smtp	MDaemon smtpd	9.5.3	Unregistered	Windows		25	0.001
smtp	MailMax smtpd	5.5				25	0.001
smtp	MailEnable smptd	0-6.58-		Windows		25	0.001
smtp	MailEnable smptd	0-5.0-		Windows		25	0.001
smtp	MailEnable smptd	0-2.36-		Windows		25	0.001
smtp	MailEnable Enterprise smptd	2.37		Windows		25	0.001
smtp	Exim smtpd	3.35				25	0.001
smtp	Communigate Pro SMTP	5.3.15				25	0.001
smtp	Sendmail	8.14.3/8.14.3/SuSE		Unix		24	0.001
smtp	Sendmail	8.14.2/8.14.3		Unix		24	0.001
smtp	Sendmail	8.13.6/8.12.3		Unix		24	0.001
smtp	Sendmail	8.13.4/8.13.8		Unix		24	0.001
smtp	Sendmail	8.12.9/8.12.6		Unix		24	0.001
smtp	PowerMTA smtpd	3.5r16				24	0.001
smtp	Kerio MailServer	6.7.0				24	0.001
smtp	Bizanga bizsmtp smtpd					24	0.001
smtp	ArGoSoft Mail Server Pro	1.8	1.8.9.6	Windows		24	0.001
smtp	TurboSendmail smtpd					23	0.001
smtp	Sendmail	8.14.5/8.12.10		Unix		23	0.001
smtp	Sendmail	8.14.1/8.13.4		Unix		23	0.001
smtp	Sendmail	8.14.1/8.13.1		Unix		23	0.001
smtp	Sendmail	8.13.7/8.12.10		Unix		23	0.001
smtp	Sendmail	8.13.2/8.13.2		Unix		23	0.001
smtp	Sendmail	8.12.11.20060308/8.11.6/SuSE		Unix		23	0.001
smtp	Microsoft ESMTP	7.0.6001.18000		Windows		23	0.001
smtp	Merak Mail Server smtpd	7.6.4		Windows		23	0.001
smtp	MDaemon smtpd	9.0.9	Unregistered	Windows		23	0.001
smtp	MDaemon smtpd	13.0.2	MSA support	Windows		23	0.001
smtp	MailEnable smptd	6.72--6.72		Windows		23	0.001
smtp	MailEnable smptd	-5.10-		Windows		23	0.001
smtp	Mail2000 smtpd	4.50S				23	0.001
smtp	Kerio MailServer	6.5.2				23	0.001
smtp	Exim smtpd	4.66				23	0.001
smtp	Communigate Pro SMTP	5.4.3				23	0.001
http	http server 1.0					23	0.001
ssh	OpenSSH	5.3	protocol 2.0			22	0.0
smtp	Surgemail smtpd	6.1d-35				22	0.0
smtp	Sendmail	8.9.1/8.8.6		Unix		22	0.0
smtp	Sendmail	8.14.4/8.14.4/Debian-2		Unix		22	0.0
smtp	Sendmail	8.14.4/8.13.7		Unix		22	0.0
smtp	Sendmail	8.14.3/8.13.8/nas		Unix		22	0.0
smtp	Sendmail	8.14.0/8.11.3/SuSE		Unix		22	0.0
smtp	Sendmail	8.12.9/8.12.0		Unix		22	0.0
smtp	PMDF smtpd	6.5		OpenVMS		22	0.0
smtp	Merak Mail Server smtpd	6.0.5		Windows		22	0.0
smtp	MailEnable smptd	0-4.5-		Windows		22	0.0
smtp	MailEnable smptd	0-1.54-		Windows		22	0.0
smtp	Lotus Domino smtpd	8.5.2FP2				22	0.0
smtp	Kerio MailServer	6.7.3 patch 1				22	0.0
smtp	Kerio Connect smtpd	8.0.0 RC 2				22	0.0
smtp	Exim smtpd	4.76-48437				22	0.0
smtp	Exim smtpd	4.53				22	0.0
smtp	Communigate Pro SMTP	5.3.11				22	0.0
smtp	ArGoSoft Mail Server Pro	1.8.6.0		Windows		22	0.0
http-proxy	Squid http proxy	2.6.STABLE21				22	0.0
smtp	Surgemail smtpd	5.0e4-4				21	0.0
smtp	Surgemail smtpd	3.8m-1				21	0.0
smtp	Sun Java System Messaging Server smtpd	64	7u2-7.02 bits			21	0.0
smtp	Sun Java System Messaging Server smtpd	6.3-6.03	32 bits			21	0.0
smtp	Sendmail Switch smtpd	3.1.7	Switch 3.1.2			21	0.0
smtp	Sendmail	8.14.1/8.12.10		Unix		21	0.0
smtp	Sendmail	8.12.8/8.12.10		Unix		21	0.0
smtp	Sendmail	8.11.7p3+Sun/8.10.2		Unix		21	0.0
smtp	Sendmail	8.10		Unix		21	0.0
smtp	Mirapoint Messaging Server MOS smtpd	4.3.4-GA Queueing				21	0.0
smtp	Microsoft ESMTP	7.5.7600.16385		Windows		21	0.0
smtp	MailEnable smptd	6.61--		Windows		21	0.0
smtp	MailEnable smptd	4.17--4.17		Windows		21	0.0
smtp	IMail NT-ESMTP	12.2.0.169 2-1		Windows		21	0.0
smtp	IceWarp smtpd	9.1.1				21	0.0
smtp	IceWarp smtpd	10.4.0				21	0.0
smtp	Exim smtpd	4.76-48698				21	0.0
smtp	Exim smtpd	4.76-48542				21	0.0
smtp	Cisco IronPort C160 firewall smtpd			AsyncOS		21	0.0
ftp	vsftpd	2.0.8 or later				21	0.0
smtp	Sun Java System Messaging Server smtpd	6.2-3.04				20	0.0
smtp	Sendmail Switch smtpd	3.2.7	Switch 3.2.5			20	0.0
smtp	Sendmail Switch smtpd	3.1.2	Switch 3.1.2			20	0.0
smtp	Sendmail	8.14.2/8.12.10		Unix		20	0.0
smtp	Sendmail	8.14.0/8.13.6		Unix		20	0.0
smtp	Sendmail	8.13.8+Sun/8.12.9		Unix		20	0.0
smtp	Sendmail	8.13.3/8.11.6		Unix		20	0.0
smtp	Sendmail	8.13.1/8.11.6		Unix		20	0.0
smtp	Postfix smtpd	2.6.5	Rekin Mail Server			20	0.0
smtp	Novell GroupWise	8.0.2				20	0.0
smtp	Mirapoint Messaging Server MOS smtpd	4.2.3-GA Queueing				20	0.0
smtp	MDaemon smtpd	12.5.5	MSA support	Windows		20	0.0
smtp	MDaemon smtpd	12.0.1	MSA support	Windows		20	0.0
smtp	MailEnable smptd	--4.01		Windows		20	0.0
smtp	MailEnable smptd	0-1.6-		Windows		20	0.0
smtp	IMail NT-ESMTP	11.5 8-1		Windows		20	0.0
smtp	IMail NT-ESMTP	11.03 4-1		Windows		20	0.0
smtp	Exim smtpd	4.54				20	0.0
smtp	Communigate Pro SMTP	5.4c2				20	0.0
smtp	ArGoSoft Mail Server Pro	1.8.8.7		Windows		20	0.0