Secure Email Usage Distribution in the Top 1 Million Sites

Statistics for websites using Secure Email providers

Technology	Websites	%
Proofpoint	14,695	1.47
Barracuda Networks	6,659	0.67
Sophos	4,329	0.43
Cisco Ironport Cloud	3,659	0.37
Agari	3,049	0.3
Valimail	2,694	0.27
Symantec.cloud	2,155	0.22
FastMail	1,936	0.19
Dyn	1,650	0.16
TrendMicro Email Services	1,588	0.16
Hornetsecurity	1,518	0.15
AppRiver	1,341	0.13
MailSpike	1,296	0.13
Mailhardener	664	0.07
CDNS Network	645	0.06
Websense	636	0.06
MailInBlack	315	0.03
Zix	261	0.03
FortiCloud	254	0.03
McAfee SaaS Email	251	0.03
Zivver	239	0.02
Securence	230	0.02
SpamTitan	227	0.02
Paubox	224	0.02
CensorNet	150	0.02
MailGuard	146	0.01
MailRoute	122	0.01
Greenview Data	108	0.01
Network Solutions Email Hosting	107	0.01
Mesh Security	107	0.01
SilverSky	97	0.01
SMX	93	0.01
Gaggle	91	0.01
FilteredMX KGIX	90	0.01
TOPSEC	87	0.01
EveryCloud	83	0.01
SimpleLogin	80	0.01
ZoneEdit MX	75	0.01
GFI	74	0.01
Commtouch	72	0.01
AnubisNetworks	63	0.01
RPost	62	0.01
Heimdal	61	0.01
EncryptTitan	38	0
Send Guardian	36	0
ZEROSPAM	35	0
Sendmetric	32	0
Planisys	32	0
Hushmail	31	0
EchoWorx	27	0
MxHero	24	0
Perimeter	22	0
Spamtador	20	0
iCritical	18	0
ExchangeDefender	16	0
MX Guardian	16	0
Spamina	16	0
The Email Laundry	15	0
Retarus	15	0
Mailfence	14	0
Permido	11	0
Panda Security	11	0
VSL Net	11	0
Heluna	10	0
StartMail	8	0
Spam Arrest	7	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