Fastmail vs mailchannels.net

mailchannels.net is used by more websites in our catalog: 1,580 use Fastmail and 3,098 use mailchannels.net.

Fastmail sites have the higher median Ahrefs Domain Rating (Fastmail: 38, mailchannels.net: 23).

Between 2026-06 and 2026-07, Fastmail went from 0.22% to 0.18% of all tracked sites, while mailchannels.net went from 0.39% to 0.35%. Fastmail is gaining ground faster in our index.

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