Is ad.jp or UltraDNS more popular?

UltraDNS is used by more websites in our catalog: 203 use ad.jp and 2,243 use UltraDNS.

Does ad.jp or UltraDNS have higher-authority sites?

ad.jp sites have the higher median Ahrefs Domain Rating (ad.jp: 70, UltraDNS: 55).

Is ad.jp or UltraDNS growing faster?

Between 2026-06 and 2026-07, ad.jp went from 0.03% to 0.02% of all tracked sites, while UltraDNS went from 0.32% to 0.25%. ad.jp is gaining ground faster in our index.

Can a site use both ad.jp and UltraDNS?

No. A site runs a single DNS provider, so ad.jp and UltraDNS are mutually exclusive.

Where does this ad.jp vs UltraDNS 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.

ad.jp vs UltraDNS — Site Stats Database

ad.jp vs UltraDNS

A side-by-side comparison of two dns providers, based on the 840,922 DNS Provider sites tracked by Site Stats Database.

Last updated July 1, 2026

Metric	ad.jp	UltraDNS
Websites	203	2,243
Market share	0.02%	0.27%
Share of top 10K sites	0.00%	2.0%
Share of top 100K sites

Rank	#176	#27

Median DR	70	55

Average DR	65	50

Median keywords	181	2,426

Median referring domains	2,895	1,405

Median domain age	25 yrs	25 yrs

Average domain age	23 yrs	22 yrs

Average monthly traffic	7,250	1,414,555

Combined monthly traffic	1,471,829	3,172,847,481

hakone-japan.com
LanguageEnglish
DR (Ahrefs)46
Total Keywords3,089
Referring Domains832
Domain Age8 yrs
Traffic (Jun 2026)151,986
Traffic Trend
Technologyad.jp
u-tokyo.ac.jp
Language
DR (Ahrefs)89
Total Keywords15,887
Referring Domains76,751
Domain Age6 yrs
Traffic (Jun 2026)129,348
Traffic Trend
Technology
tokyometro.jp
Language
DR (Ahrefs)79
Total Keywords3,662
Referring Domains12,969
Domain Age25 yrs
Traffic (Jun 2026)128,298
Traffic Trend
Technology
mlcjapanese.co.jp
LanguageJapanese
DR (Ahrefs)35
Total Keywords4,140
Referring Domains1,126
Domain Age26 yrs
Traffic (Jun 2026)96,861
Traffic Trend
Technology
daiso-sangyo.co.jp
Language
DR (Ahrefs)74
Total Keywords638
Referring Domains6,483
Domain Age26 yrs
Traffic (Jun 2026)93,764
Traffic Trend
Technology
tamiya.com
LanguageJapanese
DR (Ahrefs)74
Total Keywords12,377
Referring Domains10,041
Domain Age30 yrs
Traffic (Jun 2026)63,694
Traffic Trend
Technology
nagoya-u.ac.jp
Language
DR (Ahrefs)81
Total Keywords3,061
Referring Domains24,337
Domain Age
Traffic (Jun 2026)61,998
Traffic Trend
Technology
genome.jp
Language
DR (Ahrefs)76
Total Keywords15,830
Referring Domains10,325
Domain Age25 yrs
Traffic (Jun 2026)60,330
Traffic Trend
Technologyad.jp
kegg.jp
LanguageEnglish
DR (Ahrefs)74
Total Keywords6,409
Referring Domains5,689
Domain Age21 yrs
Traffic (Jun 2026)44,355
Traffic Trend
Technologyad.jp
jac.go.jp
Language
DR (Ahrefs)77
Total Keywords1,379
Referring Domains9,430
Domain Age
Traffic (Jun 2026)38,408
Traffic Trend
Technologyad.jp

Website	Language	DR (Ahrefs)	Total Keywords	Referring Domains	Domain Age	Traffic (Jun 2026)	Traffic Trend	Technology
hakone-japan.com	English	46	3,089	832	8 yrs	151,986		ad.jp

rottentomatoes.com
LanguageEnglish
DR (Ahrefs)87
Total Keywords4,123,803
Referring Domains130,919
Domain Age27 yrs
Traffic (Jun 2026)626,896,769
Traffic Trend
TechnologyUltraDNS
walmart.com
LanguageEnglish
DR (Ahrefs)92
Total Keywords22,196,316
Referring Domains287,795
Domain Age31 yrs
Traffic (Jun 2026)430,824,067
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
TechnologyUltraDNS
fandango.com
LanguageEnglish
DR (Ahrefs)86
Total Keywords1,557,350
Referring Domains62,892
Domain Age30 yrs
Traffic (Jun 2026)98,286,895
Traffic Trend
Technology
kbb.com
Language
DR (Ahrefs)89
Total Keywords2,005,220
Referring Domains86,770
Domain Age30 yrs
Traffic (Jun 2026)84,995,643
Traffic Trend
TechnologyUltraDNS
ubereats.com
LanguageEnglish
DR (Ahrefs)92
Total Keywords3,826,446
Referring Domains71,403
Domain Age14 yrs
Traffic (Jun 2026)73,292,413
Traffic Trend
Technology
autotrader.com
Language
DR (Ahrefs)80
Total Keywords1,797,284
Referring Domains66,077
Domain Age31 yrs
Traffic (Jun 2026)54,644,605
Traffic Trend
Technology
history.com
LanguageEnglish
DR (Ahrefs)90
Total Keywords1,240,072
Referring Domains219,307
Domain Age31 yrs
Traffic (Jun 2026)49,147,241
Traffic Trend
Technology
toyota.com
LanguageEnglish
DR (Ahrefs)86
Total Keywords410,760
Referring Domains48,920
Domain Age31 yrs
Traffic (Jun 2026)37,296,227
Traffic Trend
Technology
delta.com
LanguageEnglish
DR (Ahrefs)87
Total Keywords357,010
Referring Domains59,298
Domain Age32 yrs
Traffic (Jun 2026)33,740,091
Traffic Trend
TechnologyUltraDNS