d-53.jp vs UltraDNS

UltraDNS is used by more websites in our catalog: 114 use d-53.jp and 2,243 use UltraDNS.

d-53.jp sites have the higher median Ahrefs Domain Rating (d-53.jp: 71, UltraDNS: 55).

Between 2026-06 and 2026-07, d-53.jp went from 0.02% to 0.01% of all tracked sites, while UltraDNS went from 0.32% to 0.25%. d-53.jp is gaining ground faster in our index.

No. A site runs a single DNS provider, so d-53.jp 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.