Fastmail vs mailspamprotection.com

mailspamprotection.com is used by more websites in our catalog: 1,580 use Fastmail and 14,169 use mailspamprotection.com.

Fastmail sites have the higher median Ahrefs Domain Rating (Fastmail: 38, mailspamprotection.com: 14).

Between 2026-06 and 2026-07, Fastmail went from 0.22% to 0.18% of all tracked sites, while mailspamprotection.com went from 1.8% to 1.6%. Fastmail is gaining ground faster in our index.

No. A site runs a single email host, so Fastmail and mailspamprotection.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.