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outlook.com

https://outlook.com

C73
Performance 61Accessibility 88SEO 83Best Practices 73

5 technologies detected · Last audited Apr 16, 2026

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Technology stack

Frontend

Azure DNS Google Search Console Microsoft 365 MobX

Hosting

Microsoft HTTPAPI

Frequently asked questions about outlook.com

What technology does outlook.com use?

outlook.com is built with Azure DNS, Google Search Console, Microsoft 365, MobX, and Microsoft HTTPAPI.

Is outlook.com fast?

Somewhat — outlook.com scores 61/100 on Lighthouse mobile performance, below the median audited site.

Is outlook.com accessible?

Mostly — outlook.com scores 88/100 on Lighthouse accessibility, with a handful of automated issues to address.

What CMS does outlook.com use?

No CMS fingerprint was detected on outlook.com — it may use a static site generator or a custom application.

Where is outlook.com hosted?

outlook.com is hosted on Microsoft HTTPAPI.

Does outlook.com use HTTPS?

Yes — outlook.com serves traffic over HTTPS.

1 audits

Apr 16, 2026 17:05 UTC Latest

/

Worker: worker-madrid-spain-03

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Scores

Performance 61Accessibility 88Best Practices 73SEO 83PWA 0

Timing

LCP: 7.47 sFirst Contentful Paint: 6.19 sTTFB: 409 msTotal Time: 409 msCumulative Layout Shift: 0.000

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