a2dns.com vs co.uk

co.uk is used by more websites in our catalog: 330 use a2dns.com and 2,705 use co.uk.

co.uk sites have the higher median Ahrefs Domain Rating (a2dns.com: 26, co.uk: 31).

Between 2026-06 and 2026-07, a2dns.com went from 0.04% to 0.04% of all tracked sites, while co.uk went from 0.38% to 0.31%. a2dns.com is gaining ground faster in our index.

No. A site runs a single DNS provider, so a2dns.com and co.uk 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.