a2dns.com vs rackspace.com

rackspace.com is used by more websites in our catalog: 330 use a2dns.com and 1,450 use rackspace.com.

rackspace.com sites have the higher median Ahrefs Domain Rating (a2dns.com: 26, rackspace.com: 42).

Between 2026-06 and 2026-07, a2dns.com went from 0.04% to 0.04% of all tracked sites, while rackspace.com went from 0.13% to 0.16%. rackspace.com is gaining ground faster in our index.

No. A site runs a single DNS provider, so a2dns.com and rackspace.com are mutually exclusive.

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.