SMTPScan Online Status Page

Breakdown by Country US

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Count MTA
408424 postfix
255842 unknown
211226 Exim
188455 qmail
183400 blocked
177239 MS Exchange
141826 sendmail
32370 MailEnable
29370 recvmail
21059 barracuda
17066 Cisco
8436 imail
7619 rblsmtpd
5559 eSafe
4063 PowerMTA
3899 mdaemon
3090 inscitek
2495 Lyris
2377 SonicWALL
1497 IceWarp
1333 XMail
1300 Kerio
1238 MailQ
1128 SurgeSMTP
1091 Sophos
996 MailSite
914 communigate
909 stalker
718 james
701 Lotus Domino
678 qpsmtpd
618 Argosoft NT
585 Hurricane
501 ecelerity
497 Python SMTP
482 hmailserver
460 XWall/Exchange
420 Winmail
401 merak
386 modusMail
332 WinWebMail
328 CCProxy
289 Mercury
277 firstclass
256 TrendMicro Reputation
231 Eudora
217 gordano
204 Code-Crafters
137 spamsniper
134 StrongMail
133 Novell Groupwise
132 mailmarshal
113 RoadRunner
108 MailMax
106 dmail
105 coremail
62 DeskNow
59 VMS_PMDF
57 postoffice
53 Mailtraq
52 VHCS
50 assp
50 RaidenMAILD
48 Symantec AVGate
46 EMailArchitect
41 Spamfilter ISP
39 netscape
39 mirapoint
39 Scalix
32 Hexamail
29 lsmtp
27 webcrossing
26 $1
23 vpop3
23 InterScan
23 worldgroup
23 UNIX RS
22 EarthLink
21 VopMail
19 Sun JSMS
18 CheckPoint FW
18 intermail
17 smoothwall
14 DefenderMX
14 CMailServer
14 Net::SMTP::Server
14 Wildcat
13 Softalk
13 spamd
11 logsat
11 UCEPROTECT
8 UNIX smap
7 ntmail
7 CMS IBM VM SMTP
6 Ocean Mail
6 slmail
6 worldmail
6 AS/400 IBM SMTP
6 webstar
5 ModusMail
5 Windows NAI WebShield
4 Cellopoint
4 Novonyx
4 David
4 mailmax
3 UNIX Zmailer
3 Maillennium
3 MuseMail
3 SmartFilter
3 WinRoute
2 MIMESWeeper
2 internetanywhere
2 interchange
2 imoxion
2 iPlanet
2 sina_smtpd
2 expurgate
2 X Major BBS
2 Windows Floosietek FTGate
2 UNIX/Windows Lotus SMTP MTA
2 tumbleweed
2 vmsmx
2 letterrip
1 obtuse
1 litemail
1 MailNow
1 MacOS QuickMail
1 UNIX InterMail
1 teles
1 ExpressMail
1 hamster
1 mercur
1 SMTPBeamer
1 PrivaWall
1724960 TOTAL
snapshot taken 2016-09-04 08:49:06, page generated on Thu Apr 16 01:18:51 2026