SMTPScan Online Status Page

Breakdown by MTA

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Count MTA
1638052 postfix
750597 Exim
745562 blocked
656395 unknown
580981 qmail
513054 MS Exchange
332467 sendmail
130200 IdeaSmtp
114057 HINES
102908 MailEnable
45586 Cisco
34957 mdaemon
34391 barracuda
29370 recvmail
23521 eSafe
22338 rblsmtpd
12390 imail
11717 Kerio
8406 PowerMTA
8268 qpsmtpd
7511 Cellopoint
7207 IceWarp
5220 Lotus Domino
5163 XMail
4286 Winmail
4071 WinWebMail
3953 dmail
3938 communigate
3664 Sophos
3399 SonicWALL
3165 inscitek
2837 TrendMicro Reputation
2797 RaidenMAILD
2750 Lyris
2710 CheckPoint FW
2277 coremail
1979 SurgeSMTP
1946 hmailserver
1841 stalker
1643 David
1611 Argosoft NT
1606 james
1582 Mercury
1390 MailSite
1298 mailmarshal
1239 MailQ
1172 merak
1148 XWall/Exchange
755 Hurricane
733 SmartFilter
707 Python SMTP
616 firstclass
596 CCProxy
588 modusMail
517 ecelerity
503 Deepsoft WBlock
503 Eudora
479 MailInBlack
458 EMailArchitect
457 postoffice
454 vpop3
448 Code-Crafters
415 Novell Groupwise
398 ExpressMail
369 CMailServer
349 spamsniper
322 gordano
316 PostMaster Enterprise
285 waurkmail
276 DeskNow
259 Hexamail
224 Symantec AVGate
216 mirapoint
207 VHCS
194 MailNow
192 UserGate
186 Scalix
183 InterScan
164 Spamfilter ISP
157 expurgate
156 Mailtraq
142 mercur
136 StrongMail
135 intermail
135 MailMax
130 assp
113 Eserv
113 RoadRunner
94 VMS_PMDF
88 $1
86 MIMESWeeper
78 Sun JSMS
78 MuseMail
63 UCEPROTECT
61 spambreaker
60 smoothwall
58 Deepsoft Postian
58 WinRoute
55 Lotus Notes
49 netscape
48 imoxion
48 MessageWall
43 Windows NAI WebShield
40 UNIX RS
40 SPA-PRO mail
39 spamd
38 TrafficInspector
37 Softalk
36 ModusMail
34 obtuse
32 lsmtp
32 UNIX Zmailer
31 webcrossing
30 Efinity
29 MikroTik
29 Windows Sendmail
26 Net::SMTP::Server
25 worldgroup
24 AVM KEN
22 dynfx
22 EarthLink
22 VopMail
22 ntmail
21 Ocean Mail
20 SMTPBeamer
18 DefenderMX
18 Wildcat
17 iPlanet
16 Halon
16 UNIX smap
16 Novonyx
16 AS/400 IBM SMTP
15 UNIX InterMail
12 Kirium Mail Server
12 Windows Floosietek FTGate
11 hamster
11 logsat
10 interchange
10 slmail
10 teles
9 ims
9 terrace
9 VisNetic
9 CMS IBM VM SMTP
8 F-Secure
8 extremail
8 formail
8 mailmax
8 webstar
6 nplex
6 inet
6 UNIX/Windows Lotus SMTP MTA
6 internetanywhere
6 vmsmx
6 worldmail
6 MacOS QuickMail
4 infusion
3 Maillennium
3 mailshield
3 raptor
3 Cast-Info.ES
2 letterrip
2 appleshare
2 sina_smtpd
2 tumbleweed
2 X Major BBS
1 VMS SMTP-OpenVMS
1 ucx
1 litemail
1 SENDMAILER
1 zmailer
1 postini
1 PrivaWall
1 TrendMicro InterScan
1 1st SMTP
5894185 TOTAL
snapshot taken 2016-09-04 08:49:06, page generated on Wed Apr 15 23:55:40 2026