co.uk vs pair.com

co.uk is used by more websites in our catalog: 2,691 use co.uk and 801 use pair.com.

pair.com sites have the higher median Ahrefs Domain Rating (co.uk: 26, pair.com: 32).

Between 2026-06 and 2026-07, co.uk went from 0.37% to 0.31% of all tracked sites, while pair.com went from 0.10% to 0.09%. pair.com is gaining ground faster in our index.

No. A site runs a single email host, so co.uk and pair.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.