Is Certainly or home.pl S.A. more popular?

Certainly is used by more websites in our catalog: 776 use Certainly and 119 use home.pl S.A..

Does Certainly or home.pl S.A. have higher-authority sites?

Certainly sites have the higher median Ahrefs Domain Rating (Certainly: 63, home.pl S.A.: 39).

Is Certainly or home.pl S.A. growing faster?

Between 2026-06 and 2026-07, Certainly went from 0.12% to 0.09% of all tracked sites, while home.pl S.A. went from 0.01% to 0.01%. home.pl S.A. is gaining ground faster in our index.

Can a site use both Certainly and home.pl S.A.?

No. A site runs a single SSL certificate authority, so Certainly and home.pl S.A. are mutually exclusive.

Where does this Certainly vs home.pl S.A. 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.

Certainly vs home.pl S.A. — Site Stats Database

Certainly vs home.pl S.A.

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	Certainly	home.pl S.A.
Websites	776	119
Market share	0.09%	0.01%
Share of top 10K sites	0.67%	0.01%

Rank	#14	#32

Median DR	63	39

Average DR	58	40

Median keywords	1,634	326

Median referring domains	1,209	615

Median domain age	23 yrs	17 yrs

Average domain age	20 yrs	15 yrs

Average monthly traffic	695,346	123,976

Combined monthly traffic	539,588,145	14,753,131

akc.org
LanguageEnglish
DR (Ahrefs)90
Total Keywords655,094
Referring Domains78,973
Domain Age31 yrs
Traffic (Jun 2026)125,727,029
Traffic Trend
TechnologyCertainly
wikihow.com
LanguageEnglish
DR (Ahrefs)91
Total Keywords5,580,639
Referring Domains404,808
Domain Age22 yrs
Traffic (Jun 2026)43,976,309
Traffic Trend
Technology
ubiehealth.com
LanguageEnglish
DR (Ahrefs)62
Total Keywords519,101
Referring Domains2,750
Domain Age4 yrs
Traffic (Jun 2026)31,668,228
Traffic Trend
Technology
ufc.com
LanguageEnglish
DR (Ahrefs)81
Total Keywords103,879
Referring Domains28,384
Domain Age31 yrs
Traffic (Jun 2026)18,875,616
Traffic Trend
TechnologyCertainly
bible.com
LanguageEnglish
DR (Ahrefs)90
Total Keywords681,273
Referring Domains50,220
Domain Age31 yrs
Traffic (Jun 2026)17,974,483
Traffic Trend
TechnologyCertainly
bathandbodyworks.com
LanguageEnglish
DR (Ahrefs)77
Total Keywords89,451
Referring Domains23,742
Domain Age28 yrs
Traffic (Jun 2026)16,958,001
Traffic Trend
Technology
time.com
LanguageEnglish
DR (Ahrefs)92
Total Keywords1,667,220
Referring Domains590,607
Domain Age32 yrs
Traffic (Jun 2026)15,941,582
Traffic Trend
TechnologyCertainly
aad.org
LanguageEnglish
DR (Ahrefs)90
Total Keywords359,999
Referring Domains56,366
Domain Age30 yrs
Traffic (Jun 2026)15,847,168
Traffic Trend
TechnologyCertainly
yale.edu
LanguageEnglish
DR (Ahrefs)91
Total Keywords637,409
Referring Domains270,573
Domain Age39 yrs
Traffic (Jun 2026)14,257,045
Traffic Trend
TechnologyCertainly
arizona.edu
LanguageEnglish
DR (Ahrefs)90
Total Keywords497,891
Referring Domains140,110
Domain Age40 yrs
Traffic (Jun 2026)9,982,834
Traffic Trend
Technology

Website	Language	DR (Ahrefs)	Total Keywords	Referring Domains	Domain Age	Traffic (Jun 2026)	Traffic Trend	Technology
akc.org	English	90	655,094	78,973	31 yrs	125,727,029		Certainly

booksy.com
LanguageEnglish
DR (Ahrefs)91
Total Keywords569,187
Referring Domains29,956
Domain Age26 yrs
Traffic (Jun 2026)14,130,686
Traffic Trend
Technologyhome.pl S.A.
checkfresh.com
LanguageEnglish
DR (Ahrefs)69
Total Keywords11,370
Referring Domains2,306
Domain Age12 yrs
Traffic (Jun 2026)146,894
Traffic Trend
Technology
interia.com
LanguagePolish
DR (Ahrefs)6
Total Keywords17,031
Referring Domains450
Domain Age23 yrs
Traffic (Jun 2026)51,467
Traffic Trend
Technology
study.gov.pl
LanguageEnglish
DR (Ahrefs)56
Total Keywords2,259
Referring Domains1,643
Domain Age
Traffic (Jun 2026)47,287
Traffic Trend
Technology
artmuseum.pl
Language
DR (Ahrefs)71
Total Keywords482
Referring Domains3,859
Domain Age20 yrs
Traffic (Jun 2026)31,704
Traffic Trend
Technology
go2warsaw.pl
LanguagePolish
DR (Ahrefs)67
Total Keywords1,502
Referring Domains2,749
Domain Age
Traffic (Jun 2026)22,490
Traffic Trend
Technology
genealogytour.com
LanguageEnglish
DR (Ahrefs)23
Total Keywords1,113
Referring Domains120
Domain Age17 yrs
Traffic (Jun 2026)18,190
Traffic Trend
Technology
okrasa.eu
LanguageEnglish
DR (Ahrefs)10
Total Keywords3,018
Referring Domains325
Domain Age
Traffic (Jun 2026)16,740
Traffic Trend
Technologyhome.pl S.A.
blooberteam.com
LanguageEnglish
DR (Ahrefs)57
Total Keywords232
Referring Domains2,750
Domain Age18 yrs
Traffic (Jun 2026)15,248
Traffic Trend
Technology
sindbad.pl
LanguagePolish
DR (Ahrefs)55
Total Keywords1,362
Referring Domains1,460
Domain Age29 yrs
Traffic (Jun 2026)13,263
Traffic Trend
Technologyhome.pl S.A.