What powers office365.us?
Last seen Jun 2026 · 12 technologies across 10 categories
Analytics
Azure Monitor
since Apr 2022
Ecommerce
Cart Functionality
since Oct 2021
JavaScript Frameworks
JavaScript libraries
Underscore.js
since Mar 2024
Miscellaneous
Open Graph
since Sep 2022
webpack-2
since Jun 2018
Operating systems
Windows Server
since Jun 2018
PaaS
Azure
since Apr 2022
Security
HSTS
since Sep 2022
Web frameworks
Web servers
Audience
- 61% desktop
- 38% phone
United States
Saudi Arabia
Peru
Morocco
Kuwait
India
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
6.95 / 10 · ranked #47,788 of all domains
471 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.1 s |
| INP | 150 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- CDN: Microsoft Azure
- Weight: 1.4 MB · 39 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| forms.osi.office365.us | 7 |
| www.office365.us | 5 |
| usg01.safelinks.protection.office365.us | 3 |
| usg02.safelinks.protection.office365.us | 3 |
Full technology history →
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Recent changes
- dropped Webpack Jun 2026