office365.us vs One.com

One.com is used by more websites in our catalog: 119 use office365.us and 770 use One.com.

office365.us sites have the higher median Ahrefs Domain Rating (office365.us: 50, One.com: 22).

Between 2026-06 and 2026-07, office365.us went from 0.02% to 0.01% of all tracked sites, while One.com went from 0.10% to 0.09%. office365.us is gaining ground faster in our index.

No. A site runs a single email host, so office365.us and One.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.