DNSimple vs UltraDNS

UltraDNS is used by more websites in our catalog: 656 use DNSimple and 2,243 use UltraDNS.

UltraDNS sites have the higher median Ahrefs Domain Rating (DNSimple: 46, UltraDNS: 55).

Between 2026-06 and 2026-07, DNSimple went from 0.09% to 0.07% of all tracked sites, while UltraDNS went from 0.32% to 0.25%. DNSimple is gaining ground faster in our index.

No. A site runs a single DNS provider, so DNSimple and UltraDNS 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.