Is Cloudflare or InCommon, LLC more popular?

Cloudflare is used by more websites in our catalog: 888 use Cloudflare and 110 use InCommon, LLC.

Does Cloudflare or InCommon, LLC have higher-authority sites?

InCommon, LLC sites have the higher median Ahrefs Domain Rating (Cloudflare: 27, InCommon, LLC: 73).

Is Cloudflare or InCommon, LLC growing faster?

Between 2026-06 and 2026-07, Cloudflare went from 0.12% to 0.10% of all tracked sites, while InCommon, LLC went from 0.02% to 0.01%. InCommon, LLC is gaining ground faster in our index.

Can a site use both Cloudflare and InCommon, LLC?

No. A site runs a single SSL certificate authority, so Cloudflare and InCommon, LLC are mutually exclusive.

Where does this Cloudflare vs InCommon, LLC 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.

Cloudflare vs InCommon, LLC — Site Stats Database

Cloudflare vs InCommon, LLC

A side-by-side comparison of two ssl certificate authorities, based on the 842,065 SSL Authority sites tracked by Site Stats Database.

Last updated July 1, 2026

Metric	Cloudflare	InCommon, LLC
Websites	888	110
Market share	0.11%	0.01%
Share of top 10K sites	0.19%	0.17%

Rank	#13	#34

Median DR	27	73

Average DR	31	68

Median keywords	832	3,920

Median referring domains	351	2,014

Median domain age	14 yrs	33 yrs

Average domain age	15 yrs	30 yrs

Average monthly traffic	121,412	1,275,880

Combined monthly traffic	107,814,215	140,346,847

worldatlas.com
LanguageEnglish
DR (Ahrefs)83
Total Keywords1,154,249
Referring Domains83,353
Domain Age30 yrs
Traffic (Jun 2026)25,631,671
Traffic Trend
TechnologyCloudflare
carrier.com
LanguageEnglish
DR (Ahrefs)84
Total Keywords109,462
Referring Domains20,061
Domain Age30 yrs
Traffic (Jun 2026)6,502,261
Traffic Trend
Technology
visa.com
LanguageEnglish
DR (Ahrefs)91
Total Keywords104,842
Referring Domains67,229
Domain Age32 yrs
Traffic (Jun 2026)6,433,458
Traffic Trend
TechnologyCloudflare
nmaahc.si.edu
Language
DR (Ahrefs)91
Total Keywords63,346
Referring Domains27,403
Domain Age34 yrs
Traffic (Jun 2026)5,188,883
Traffic Trend
Technology
biologyonline.com
LanguageEnglish
DR (Ahrefs)72
Total Keywords206,401
Referring Domains11,428
Domain Age27 yrs
Traffic (Jun 2026)4,864,746
Traffic Trend
Technology
ocean.si.edu
LanguageEnglish
DR (Ahrefs)91
Total Keywords76,961
Referring Domains11,637
Domain Age34 yrs
Traffic (Jun 2026)4,206,621
Traffic Trend
Technology
99restaurants.com
LanguageEnglish
DR (Ahrefs)55
Total Keywords29,878
Referring Domains2,297
Domain Age28 yrs
Traffic (Jun 2026)4,081,333
Traffic Trend
Technology
bestwordlist.com
LanguageEnglish
DR (Ahrefs)42
Total Keywords124,340
Referring Domains2,383
Domain Age13 yrs
Traffic (Jun 2026)3,733,167
Traffic Trend
Technology
americanhistory.si.edu
LanguageEnglish
DR (Ahrefs)91
Total Keywords150,962
Referring Domains35,692
Domain Age34 yrs
Traffic (Jun 2026)2,955,660
Traffic Trend
Technology
bryant.com
LanguageEnglish
DR (Ahrefs)75
Total Keywords52,483
Referring Domains2,766
Domain Age29 yrs
Traffic (Jun 2026)1,995,503
Traffic Trend
Technology

Website	Language	DR (Ahrefs)	Total Keywords	Referring Domains	Domain Age	Traffic (Jun 2026)	Traffic Trend	Technology
worldatlas.com	English	83	1,154,249	83,353	30 yrs	25,631,671		Cloudflare

purdue.edu
LanguageEnglish
DR (Ahrefs)90
Total Keywords877,227
Referring Domains170,898
Domain Age41 yrs
Traffic (Jun 2026)37,101,645
Traffic Trend
TechnologyInCommon, LLC
ncsu.edu
LanguageEnglish
DR (Ahrefs)90
Total Keywords774,707
Referring Domains123,047
Domain Age39 yrs
Traffic (Jun 2026)20,038,787
Traffic Trend
TechnologyInCommon, LLC
rochester.edu
LanguageEnglish
DR (Ahrefs)88
Total Keywords668,671
Referring Domains98,577
Domain Age39 yrs
Traffic (Jun 2026)11,687,937
Traffic Trend
Technology
uchicago.edu
LanguageEnglish
DR (Ahrefs)91
Total Keywords465,840
Referring Domains223,232
Domain Age34 yrs
Traffic (Jun 2026)7,172,842
Traffic Trend
Technology
hort.extension.wisc.edu
LanguageEnglish
DR (Ahrefs)91
Total Keywords109,362
Referring Domains6,956
Domain Age40 yrs
Traffic (Jun 2026)5,349,514
Traffic Trend
Technology
ufhealth.org
LanguageEnglish
DR (Ahrefs)77
Total Keywords405,348
Referring Domains13,570
Domain Age13 yrs
Traffic (Jun 2026)5,056,394
Traffic Trend
Technology
iu.edu
LanguageEnglish
DR (Ahrefs)89
Total Keywords240,126
Referring Domains79,917
Domain Age29 yrs
Traffic (Jun 2026)4,352,782
Traffic Trend
TechnologyInCommon, LLC
berklee.edu
LanguageEnglish
DR (Ahrefs)81
Total Keywords73,204
Referring Domains21,365
Domain Age33 yrs
Traffic (Jun 2026)2,380,230
Traffic Trend
Technology
umass.edu
LanguageEnglish
DR (Ahrefs)88
Total Keywords172,338
Referring Domains90,948
Domain Age40 yrs
Traffic (Jun 2026)2,169,778
Traffic Trend
TechnologyInCommon, LLC
bcm.edu
LanguageEnglish
DR (Ahrefs)81
Total Keywords129,477
Referring Domains26,270
Domain Age31 yrs
Traffic (Jun 2026)1,874,650
Traffic Trend
TechnologyInCommon, LLC