Secure Email Usage Distribution in the Top 1 Million Sites

Statistics for websites using Secure Email providers

Technology	Websites	%
Proofpoint	14,557	1.46
Barracuda Networks	6,157	0.62
Sophos	3,911	0.39
Cisco Ironport Cloud	3,669	0.37
Agari	3,133	0.31
Valimail	2,473	0.25
Symantec.cloud	2,291	0.23
FastMail	1,926	0.19
Dyn	1,653	0.17
TrendMicro Email Services	1,566	0.16
MailSpike	1,503	0.15
Hornetsecurity	1,337	0.13
AppRiver	1,188	0.12
CDNS Network	710	0.07
Websense	710	0.07
Mailhardener	570	0.06
MailInBlack	288	0.03
Zix	254	0.03
McAfee SaaS Email	246	0.02
Zivver	226	0.02
FortiCloud	219	0.02
Paubox	204	0.02
SpamTitan	195	0.02
Securence	194	0.02
CensorNet	147	0.01
MailGuard	139	0.01
Network Solutions Email Hosting	116	0.01
MailRoute	116	0.01
SilverSky	100	0.01
Greenview Data	98	0.01
SimpleLogin	84	0.01
ZoneEdit MX	84	0.01
TOPSEC	84	0.01
Gaggle	80	0.01
EveryCloud	79	0.01
SMX	79	0.01
FilteredMX KGIX	77	0.01
Mesh Security	72	0.01
Commtouch	69	0.01
GFI	64	0.01
AnubisNetworks	59	0.01
Heimdal	54	0.01
RPost	48	0
Hushmail	32	0
Send Guardian	32	0
ZEROSPAM	32	0
Sendmetric	30	0
EncryptTitan	30	0
Planisys	29	0
Perimeter	28	0
EchoWorx	23	0
MxHero	23	0
Spamtador	21	0
Retarus	21	0
iCritical	17	0
The Email Laundry	15	0
ExchangeDefender	15	0
Mailfence	14	0
Spamina	14	0
Heluna	12	0
MX Guardian	12	0
Panda Security	11	0
VSL Net	11	0
StartMail	9	0
Spam Arrest	9	0
Permido	8	0
Enguard	5	0
MailCleaner	5	0
SpamPort	5	0
Kerjamail	4	0
Mithi	4	0
LastSpam	4	0
ZScaler	2	0
Network Box USA	2	0
Akomodix	1	0
Webroot	1	0
AnteSpam	1	0