Is cf-emailsecurity.net or Mimecast more popular?

Mimecast is used by more websites in our catalog: 127 use cf-emailsecurity.net and 11,342 use Mimecast.

Does cf-emailsecurity.net or Mimecast have higher-authority sites?

cf-emailsecurity.net sites have the higher median Ahrefs Domain Rating (cf-emailsecurity.net: 59, Mimecast: 51).

Is cf-emailsecurity.net or Mimecast growing faster?

Between 2026-06 and 2026-07, cf-emailsecurity.net went from 0.02% to 0.01% of all tracked sites, while Mimecast went from 1.6% to 1.3%. cf-emailsecurity.net is gaining ground faster in our index.

Can a site use both cf-emailsecurity.net and Mimecast?

No. A site runs a single email host, so cf-emailsecurity.net and Mimecast are mutually exclusive.

Where does this cf-emailsecurity.net vs Mimecast data come from?

Adoption is counted from Site Stats Database's own crawl; Domain Rating comes from Ahrefs and traffic from DataForSEO. Figures reflect the sites we track and refresh at least monthly.

cf-emailsecurity.net vs Mimecast — Site Stats Database

cf-emailsecurity.net vs Mimecast

A side-by-side comparison of two email hosting providers, based on the 736,999 Email Host sites tracked by Site Stats Database.

Last updated July 1, 2026

Metric	cf-emailsecurity.net	Mimecast
Websites	127	11,342
Market share	0.02%	1.5%
Share of top 10K sites	0.15%	4.2%

Rank	#142	#8

Median DR	59	51

Average DR	56	48

Median keywords	3,025	2,113

Median referring domains	1,559	1,075

Median domain age	21 yrs	24 yrs

Average domain age	20 yrs	22 yrs

Average monthly traffic	4,962,563	372,032

Combined monthly traffic	630,245,561	4,219,586,311

dictionary.com
LanguageEnglish
DR (Ahrefs)90
Total Keywords3,387,790
Referring Domains129,246
Domain Age31 yrs
Traffic (Jun 2026)242,622,664
Traffic Trend
Technologycf-emailsecurity.net
vocabulary.com
LanguageEnglish
DR (Ahrefs)81
Total Keywords2,454,757
Referring Domains42,680
Domain Age29 yrs
Traffic (Jun 2026)192,093,469
Traffic Trend
Technology
spanishdict.com
LanguageEnglish
DR (Ahrefs)77
Total Keywords1,056,567
Referring Domains14,119
Domain Age27 yrs
Traffic (Jun 2026)106,219,521
Traffic Trend
Technology
teacherspayteachers.com
LanguageEnglish
DR (Ahrefs)88
Total Keywords1,350,550
Referring Domains164,957
Domain Age20 yrs
Traffic (Jun 2026)23,188,620
Traffic Trend
Technology
ingles.com
LanguageSpanish
DR (Ahrefs)68
Total Keywords629,758
Referring Domains5,272
Domain Age29 yrs
Traffic (Jun 2026)12,957,031
Traffic Trend
Technology
asu.edu
LanguageEnglish
DR (Ahrefs)90
Total Keywords407,275
Referring Domains150,022
Domain Age38 yrs
Traffic (Jun 2026)11,182,857
Traffic Trend
Technologycf-emailsecurity.net
cloudflare.com
LanguageEnglish
DR (Ahrefs)93
Total Keywords155,022
Referring Domains306,616
Domain Age17 yrs
Traffic (Jun 2026)5,718,688
Traffic Trend
Technology
ixl.com
LanguageEnglish
DR (Ahrefs)80
Total Keywords126,856
Referring Domains26,300
Domain Age31 yrs
Traffic (Jun 2026)5,294,067
Traffic Trend
Technologycf-emailsecurity.net
farmgirlflowers.com
LanguageEnglish
DR (Ahrefs)68
Total Keywords26,506
Referring Domains2,661
Domain Age16 yrs
Traffic (Jun 2026)3,861,738
Traffic Trend
Technology
ft.com
Language
DR (Ahrefs)92
Total Keywords462,198
Referring Domains413,578
Domain Age31 yrs
Traffic (Jun 2026)3,843,116
Traffic Trend
Technologycf-emailsecurity.net

Website	Language	DR (Ahrefs)	Total Keywords	Referring Domains	Domain Age	Traffic (Jun 2026)	Traffic Trend	Technology
dictionary.com	English	90	3,387,790	129,246	31 yrs	242,622,664		cf-emailsecurity.net

clevelandclinic.org
LanguageEnglish
DR (Ahrefs)92
Total Keywords5,266,698
Referring Domains262,751
Domain Age28 yrs
Traffic (Jun 2026)536,244,433
Traffic Trend
TechnologyMimecast
cambridge.org
Language
DR (Ahrefs)92
Total Keywords4,651,462
Referring Domains357,733
Domain Age28 yrs
Traffic (Jun 2026)527,148,452
Traffic Trend
Technology
nfl.com
LanguageEnglish
DR (Ahrefs)89
Total Keywords947,630
Referring Domains147,040
Domain Age30 yrs
Traffic (Jun 2026)275,712,888
Traffic Trend
TechnologyMimecast
gettyimages.com
LanguageEnglish
DR (Ahrefs)89
Total Keywords5,589,590
Referring Domains272,498
Domain Age27 yrs
Traffic (Jun 2026)146,264,162
Traffic Trend
Technology
istockphoto.com
LanguageEnglish
DR (Ahrefs)91
Total Keywords4,131,936
Referring Domains1,685,041
Domain Age26 yrs
Traffic (Jun 2026)127,970,606
Traffic Trend
Technology
cvs.com
LanguageEnglish
DR (Ahrefs)84
Total Keywords1,535,152
Referring Domains55,537
Domain Age30 yrs
Traffic (Jun 2026)71,302,734
Traffic Trend
TechnologyMimecast
forbes.com
LanguageEnglish
DR (Ahrefs)94
Total Keywords5,061,816
Referring Domains1,192,610
Domain Age33 yrs
Traffic (Jun 2026)69,613,575
Traffic Trend
Technology
weatherbug.com
LanguageEnglish
DR (Ahrefs)77
Total Keywords780,575
Referring Domains11,435
Domain Age26 yrs
Traffic (Jun 2026)66,263,733
Traffic Trend
Technology
petmd.com
LanguageEnglish
DR (Ahrefs)85
Total Keywords827,963
Referring Domains49,308
Domain Age28 yrs
Traffic (Jun 2026)60,196,625
Traffic Trend
TechnologyMimecast
autozone.com
Language
DR (Ahrefs)78
Total Keywords1,406,463
Referring Domains30,776
Domain Age30 yrs
Traffic (Jun 2026)52,596,499
Traffic Trend
Technology