Is ac.uk or rackspace.com more popular?

rackspace.com is used by more websites in our catalog: 164 use ac.uk and 1,450 use rackspace.com.

Does ac.uk or rackspace.com have higher-authority sites?

ac.uk sites have the higher median Ahrefs Domain Rating (ac.uk: 74, rackspace.com: 42).

Is ac.uk or rackspace.com growing faster?

Between 2026-06 and 2026-07, ac.uk went from 0.03% to 0.02% of all tracked sites, while rackspace.com went from 0.13% to 0.16%. rackspace.com is gaining ground faster in our index.

Can a site use both ac.uk and rackspace.com?

No. A site runs a single DNS provider, so ac.uk and rackspace.com are mutually exclusive.

Where does this ac.uk vs rackspace.com 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.

ac.uk vs rackspace.com — Site Stats Database

ac.uk vs rackspace.com

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	ac.uk	rackspace.com
Websites	164	1,450
Market share	0.02%	0.17%
Share of top 10K sites	0.08%	0.40%
Share of top 100K sites

Rank	#205	#41

Median DR	74	42

Average DR	71	41

Median keywords	4,454	2,087

Median referring domains	6,967	740

Median domain age	30 yrs	19 yrs

Average domain age	27 yrs	19 yrs

Average monthly traffic	224,079	176,414

Combined monthly traffic	36,748,893	255,800,446

columbia.edu
Language
DR (Ahrefs)91
Total Keywords761,153
Referring Domains274,583
Domain Age41 yrs
Traffic (Jun 2026)12,983,734
Traffic Trend
Technologyac.uk
ox.ac.uk
LanguageEnglish
DR (Ahrefs)91
Total Keywords293,969
Referring Domains241,652
Domain Age29 yrs
Traffic (Jun 2026)3,502,605
Traffic Trend
Technologyac.uk
st-andrews.ac.uk
LanguageEnglish
DR (Ahrefs)84
Total Keywords52,618
Referring Domains42,437
Domain Age
Traffic (Jun 2026)1,825,038
Traffic Trend
Technology
mathcentre.ac.uk
LanguageEnglish
DR (Ahrefs)52
Total Keywords35,704
Referring Domains2,040
Domain Age30 yrs
Traffic (Jun 2026)1,395,992
Traffic Trend
Technology
open.edu
Language
DR (Ahrefs)81
Total Keywords147,757
Referring Domains32,218
Domain Age29 yrs
Traffic (Jun 2026)1,383,417
Traffic Trend
Technologyac.uk
ed.ac.uk
Language
DR (Ahrefs)89
Total Keywords120,839
Referring Domains104,521
Domain Age30 yrs
Traffic (Jun 2026)1,217,056
Traffic Trend
Technologyac.uk
olemiss.edu
LanguageEnglish
DR (Ahrefs)80
Total Keywords53,128
Referring Domains29,130
Domain Age37 yrs
Traffic (Jun 2026)1,114,931
Traffic Trend
Technology
ucl.ac.uk
LanguageEnglish
DR (Ahrefs)90
Total Keywords137,041
Referring Domains130,914
Domain Age
Traffic (Jun 2026)1,094,211
Traffic Trend
Technologyac.uk
yourgenome.org
LanguageEnglish
DR (Ahrefs)71
Total Keywords32,259
Referring Domains8,119
Domain Age26 yrs
Traffic (Jun 2026)928,859
Traffic Trend
Technology
sussex.ac.uk
LanguageEnglish
DR (Ahrefs)82
Total Keywords35,246
Referring Domains33,657
Domain Age30 yrs
Traffic (Jun 2026)597,165
Traffic Trend
Technology

Website	Language	DR (Ahrefs)	Total Keywords	Referring Domains	Domain Age	Traffic (Jun 2026)	Traffic Trend	Technology
columbia.edu		91	761,153	274,583	41 yrs	12,983,734		ac.uk

justanswer.com
Language
DR (Ahrefs)76
Total Keywords8,415,430
Referring Domains51,512
Domain Age21 yrs
Traffic (Jun 2026)39,443,125
Traffic Trend
Technologyrackspace.com
orkin.com
LanguageEnglish
DR (Ahrefs)75
Total Keywords226,046
Referring Domains13,396
Domain Age31 yrs
Traffic (Jun 2026)16,528,902
Traffic Trend
Technologyrackspace.com
utsports.com
LanguageEnglish
DR (Ahrefs)71
Total Keywords71,925
Referring Domains8,830
Domain Age30 yrs
Traffic (Jun 2026)10,665,607
Traffic Trend
Technology
choosechicago.com
LanguageEnglish
DR (Ahrefs)79
Total Keywords162,075
Referring Domains24,490
Domain Age26 yrs
Traffic (Jun 2026)9,913,218
Traffic Trend
Technology
gamecocksonline.com
LanguageEnglish
DR (Ahrefs)69
Total Keywords45,980
Referring Domains8,321
Domain Age26 yrs
Traffic (Jun 2026)9,350,520
Traffic Trend
Technology
ukathletics.com
LanguageEnglish
DR (Ahrefs)71
Total Keywords39,938
Referring Domains10,238
Domain Age29 yrs
Traffic (Jun 2026)7,143,757
Traffic Trend
Technology
aspendental.com
LanguageEnglish
DR (Ahrefs)68
Total Keywords105,424
Referring Domains3,756
Domain Age28 yrs
Traffic (Jun 2026)7,056,118
Traffic Trend
Technology
uwbadgers.com
LanguageEnglish
DR (Ahrefs)72
Total Keywords45,303
Referring Domains8,098
Domain Age27 yrs
Traffic (Jun 2026)6,469,604
Traffic Trend
Technology
collegefootballplayoff.com
LanguageEnglish
DR (Ahrefs)71
Total Keywords16,016
Referring Domains7,271
Domain Age22 yrs
Traffic (Jun 2026)4,913,963
Traffic Trend
Technology
arizonawildcats.com
LanguageEnglish
DR (Ahrefs)70
Total Keywords38,042
Referring Domains7,518
Domain Age27 yrs
Traffic (Jun 2026)3,916,850
Traffic Trend
Technology