jellyfish.systems vs Microsoft 365

Microsoft 365 is used by more websites in our catalog: 2,052 use jellyfish.systems and 159,483 use Microsoft 365.

Microsoft 365 sites have the higher median Ahrefs Domain Rating (jellyfish.systems: 6, Microsoft 365: 34).

Between 2026-06 and 2026-07, jellyfish.systems went from 0.26% to 0.23% of all tracked sites, while Microsoft 365 went from 21% to 18%. jellyfish.systems is gaining ground faster in our index.

No. A site runs a single email host, so jellyfish.systems and Microsoft 365 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.