Secure Email Usage Distribution in the Top 1 Million Sites

Statistics for websites using Secure Email providers

Technology	Websites	%
Proofpoint	14,746	1.47
Barracuda Networks	6,722	0.67
Sophos	4,269	0.43
Cisco Ironport Cloud	3,699	0.37
Agari	3,176	0.32
Valimail	2,641	0.26
Symantec.cloud	2,198	0.22
FastMail	1,962	0.2
Dyn	1,679	0.17
TrendMicro Email Services	1,604	0.16
Hornetsecurity	1,488	0.15
AppRiver	1,356	0.14
MailSpike	1,232	0.12
Websense	670	0.07
CDNS Network	654	0.07
Mailhardener	645	0.06
MailInBlack	312	0.03
Zix	266	0.03
McAfee SaaS Email	253	0.03
FortiCloud	247	0.02
Zivver	242	0.02
Securence	232	0.02
SpamTitan	225	0.02
Paubox	222	0.02
MailGuard	153	0.02
CensorNet	151	0.02
MailRoute	126	0.01
Greenview Data	112	0.01
Network Solutions Email Hosting	108	0.01
Mesh Security	99	0.01
SilverSky	99	0.01
SMX	93	0.01
Gaggle	91	0.01
TOPSEC	90	0.01
FilteredMX KGIX	89	0.01
EveryCloud	85	0.01
SimpleLogin	84	0.01
ZoneEdit MX	78	0.01
GFI	75	0.01
Commtouch	72	0.01
AnubisNetworks	64	0.01
Heimdal	58	0.01
RPost	58	0.01
EncryptTitan	41	0
ZEROSPAM	37	0
Send Guardian	36	0
Hushmail	31	0
Planisys	31	0
Sendmetric	26	0
Perimeter	25	0
EchoWorx	23	0
MxHero	22	0
Spamtador	20	0
iCritical	19	0
Retarus	17	0
ExchangeDefender	17	0
The Email Laundry	16	0
MX Guardian	16	0
Spamina	16	0
Mailfence	14	0
Heluna	11	0
Permido	11	0
Panda Security	11	0
VSL Net	11	0
StartMail	8	0
Spam Arrest	8	0
MailCleaner	6	0
Enguard	5	0
SpamPort	5	0
Kerjamail	4	0
Mithi	4	0
ZScaler	2	0
CTemplar	2	0
LastSpam	2	0
Akomodix	1	0
Network Box USA	1	0
Webroot	1	0
AnteSpam	1	0