a2hosting.com vs portsdns.net

a2hosting.com is used by more websites in our catalog: 1,610 use a2hosting.com and 130 use portsdns.net.

portsdns.net sites have the higher median Ahrefs Domain Rating (a2hosting.com: 17, portsdns.net: 55).

Between 2026-06 and 2026-07, a2hosting.com went from 0.20% to 0.18% of all tracked sites, while portsdns.net went from 0.02% to 0.01%. portsdns.net is gaining ground faster in our index.

No. A site runs a single DNS provider, so a2hosting.com and portsdns.net 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.