DuoCircle

Category - Email Security

DuoCircle provides phishing protection including spam filtering, outbound SMTP with DKIM, backup MX services, and advanced threat protection


We have discovered  5,512 live websites   that are using DuoCircle.

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Technology usage statistics

Websites using DuoCircle5,512 websites
Most popular in the country United States
Market position in Email Security#19
Market share in Email Security<0.1%

Technology adoption

Recent changes in DuoCircle usage. (See DuoCircle Usage Changes report)
Websites that added DuoCircle+231
Websites that dropped DuoCircle-120

DuoCircle usage distribution by website rank

The correlation between utilization of DuoCircle technology and the relative popularity of websites

Market Share

DuoCircle market share within the Email Security category



Geographical Distribution

Technology usage distribution by websites across the globe.



Websites utilizing DuoCircle

Top websites that use DuoCircle
DomainCountryRankContacts
financialpost.com Canada7,622
inmobi.com India7,772
europapress.es Spain8,316
edicionesteconte.com Germany11,445
cadenaser.com Netherlands14,305
casadellibro.com Spain16,878
See full domain list

Alternative Technologies


SPF1: Total 31,911,444 domains found using SPF1
MailChannels: Total 627,110 domains found using MailChannels
Proofpoint Essentials: Total 286,620 domains found using Proofpoint Essentials
DMARC: Total 131,606 domains found using DMARC
Mimecast: Total 114,770 domains found using Mimecast
SPF2: Total 104,062 domains found using SPF2
DKIM1: Total 87,643 domains found using DKIM1
AppRiver: Total 44,691 domains found using AppRiver
Sophos: Total 43,720 domains found using Sophos
Hornetsecurity: Total 39,249 domains found using Hornetsecurity