Microsoft vs PerfectSSL

Microsoft is used by more websites in our catalog: 348 use Microsoft and 141 use PerfectSSL.

Microsoft sites have the higher median Ahrefs Domain Rating (Microsoft: 92, PerfectSSL: 32).

Between 2026-06 and 2026-07, Microsoft went from 0.04% to 0.04% of all tracked sites, while PerfectSSL went from 0.02% to 0.02%. Microsoft is gaining ground faster in our index.

No. A site runs a single SSL certificate authority, so Microsoft and PerfectSSL 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.