a2hosting.com vs ui-dns.com

ui-dns.com is used by more websites in our catalog: 1,610 use a2hosting.com and 1,904 use ui-dns.com.

ui-dns.com sites have the higher median Ahrefs Domain Rating (a2hosting.com: 17, ui-dns.com: 22).

Between 2026-06 and 2026-07, a2hosting.com went from 0.20% to 0.18% of all tracked sites, while ui-dns.com went from 0.24% to 0.22%. a2hosting.com is gaining ground faster in our index.

No. A site runs a single DNS provider, so a2hosting.com and ui-dns.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.