Secure Email Usage Distribution in the Top 1 Million Sites

Statistics for websites using Secure Email providers

Technology	Websites	%
Proofpoint	12,597	1.26
Barracuda Networks	5,814	0.58
Cisco Ironport Cloud	3,560	0.36
Agari	3,199	0.32
MailSpike	3,087	0.31
Sophos	2,801	0.28
Symantec.cloud	2,690	0.27
Dyn	1,814	0.18
Valimail	1,780	0.18
FastMail	1,664	0.17
TrendMicro Email Services	1,262	0.13
AppRiver	1,101	0.11
CDNS Network	982	0.1
Hornetsecurity	942	0.09
Websense	899	0.09
McAfee SaaS Email	251	0.03
SpamTitan	201	0.02
Securence	200	0.02
Network Solutions Email Hosting	169	0.02
MailGuard	166	0.02
Zivver	143	0.01
Paubox	140	0.01
Greenview Data	138	0.01
MailInBlack	122	0.01
Commtouch	121	0.01
MailRoute	119	0.01
SilverSky	109	0.01
CensorNet	104	0.01
SMX	92	0.01
EveryCloud	90	0.01
ZoneEdit MX	83	0.01
GFI	75	0.01
Gaggle	54	0.01
AnubisNetworks	52	0.01
TOPSEC	51	0.01
ZEROSPAM	49	0
Send Guardian	35	0
Planisys	28	0
The Email Laundry	26	0
Perimeter	23	0
Hushmail	22	0
Spamina	22	0
Mailfence	20	0
Retarus	20	0
iCritical	20	0
Spamtador	17	0
EchoWorx	16	0
MxHero	14	0
ExchangeDefender	11	0
Heluna	11	0
MailCleaner	10	0
VSL Net	10	0
Panda Security	9	0
Spam Arrest	9	0
Mithi	8	0
Kerjamail	5	0
StartMail	5	0
Permido	5	0
MX Guardian	5	0
Enguard	3	0
MsgSafe.io	3	0
ZScaler	3	0
Webroot	3	0
AnteSpam	3	0
Network Box USA	2	0
LastSpam	2	0
SpamPort	1	0
EmailPros	1	0