Is InCommon, LLC or Japan Registry Services Co., Ltd. more popular?

Japan Registry Services Co., Ltd. is used by more websites in our catalog: 110 use InCommon, LLC and 194 use Japan Registry Services Co., Ltd..

Does InCommon, LLC or Japan Registry Services Co., Ltd. have higher-authority sites?

InCommon, LLC sites have the higher median Ahrefs Domain Rating (InCommon, LLC: 73, Japan Registry Services Co., Ltd.: 59).

Is InCommon, LLC or Japan Registry Services Co., Ltd. growing faster?

Between 2026-06 and 2026-07, InCommon, LLC went from 0.02% to 0.01% of all tracked sites, while Japan Registry Services Co., Ltd. went from 0.03% to 0.02%. InCommon, LLC is gaining ground faster in our index.

Can a site use both InCommon, LLC and Japan Registry Services Co., Ltd.?

No. A site runs a single SSL certificate authority, so InCommon, LLC and Japan Registry Services Co., Ltd. are mutually exclusive.

Where does this InCommon, LLC vs Japan Registry Services Co., Ltd. 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.

InCommon, LLC vs Japan Registry Services Co., Ltd. — Site Stats Database

InCommon, LLC vs Japan Registry Services Co., Ltd.

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	InCommon, LLC	Japan Registry Services Co., Ltd.
Websites	110	194
Market share	0.01%	0.02%
Share of top 10K sites	0.17%

Share of top 100K sites	0.05%	0.01%

Rank	#34	#25

Median DR	73	59

Average DR	68	55

Median keywords	3,920	140

Median referring domains	2,014	1,580

Median domain age	33 yrs	24 yrs

Average domain age	30 yrs	20 yrs

Average monthly traffic	1,275,880	9,237

Combined monthly traffic	140,346,847	1,791,947

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

Website	Language	DR (Ahrefs)	Total Keywords	Referring Domains	Domain Age	Traffic (Jun 2026)	Traffic Trend	Technology
purdue.edu	English	90	877,227	170,898	41 yrs	37,101,645		InCommon, LLC

kyoto.travel
LanguageEnglish
DR (Ahrefs)77
Total Keywords6,962
Referring Domains8,975
Domain Age19 yrs
Traffic (Jun 2026)324,051
Traffic Trend
TechnologyJapan Registry Services Co., Ltd.
royal-hawaiian.com
LanguageJapanese
DR (Ahrefs)61
Total Keywords4,602
Referring Domains2,251
Domain Age30 yrs
Traffic (Jun 2026)268,195
Traffic Trend
Technology
hakone-japan.com
LanguageEnglish
DR (Ahrefs)46
Total Keywords3,089
Referring Domains832
Domain Age8 yrs
Traffic (Jun 2026)151,986
Traffic Trend
Technology
meijijingu.or.jp
LanguageJapanese
DR (Ahrefs)72
Total Keywords657
Referring Domains6,156
Domain Age29 yrs
Traffic (Jun 2026)85,253
Traffic Trend
Technology
webike.net
LanguageEnglish
DR (Ahrefs)74
Total Keywords23,413
Referring Domains10,224
Domain Age25 yrs
Traffic (Jun 2026)71,603
Traffic Trend
Technology
matsusada.com
Language
DR (Ahrefs)34
Total Keywords5,170
Referring Domains790
Domain Age29 yrs
Traffic (Jun 2026)70,964
Traffic Trend
Technology
nihongo-e-na.com
Language
DR (Ahrefs)51
Total Keywords2,923
Referring Domains857
Domain Age16 yrs
Traffic (Jun 2026)58,172
Traffic Trend
Technology
nagoya-info.jp
LanguageKorean
DR (Ahrefs)71
Total Keywords1,527
Referring Domains4,443
Domain Age14 yrs
Traffic (Jun 2026)54,680
Traffic Trend
Technology
utaten.com
LanguageJapanese
DR (Ahrefs)64
Total Keywords25,817
Referring Domains5,771
Domain Age21 yrs
Traffic (Jun 2026)50,802
Traffic Trend
Technology
ainu-upopoy.jp
LanguageJapanese
DR (Ahrefs)69
Total Keywords216
Referring Domains1,966
Domain Age7 yrs
Traffic (Jun 2026)37,593
Traffic Trend
Technology