Websites Powered by Microsoft HTTPAPI

8,000 websites tracked using Microsoft HTTPAPI (Web servers) · learn.microsoft.com

Microsoft HTTPAPI is a web server that delivers the site's pages. Its official site is learn.microsoft.com. PoweredBy tracks the websites that use Microsoft HTTPAPI across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the web servers ecosystem.

Usage trend

Domains observed using Microsoft HTTPAPI in each month's HTTP Archive crawl, Apr 2018 to Jun 2026 · peak 4,089 in Dec 2022. The tracked total above also counts sites not re-crawled recently.

Core Web Vitals

LCP 1.8 s INP 75 ms CLS 0 TTFB 700 ms

Median site among 5,088 Microsoft HTTPAPI sites with Chrome UX data, p75 values, Jun 2026.

Top countries

United States 3,242
India 1,959
United Kingdom 1,705
Canada 1,540
France 1,479
Germany 1,446
Netherlands 1,286
Spain 1,202

Sites using Microsoft HTTPAPI by audience country, Chrome UX Report.

Top sites by authority

9+ 3% · 12 of 372 sites
8+ <1% · 54 of 7,677 sites
7+ <1% · 137 of 45,712 sites
6+ <1% · 222 of 110,136 sites
5+ <1% · 305 of 246,751 sites

The share of the web's most authoritative domains, by Open Page Rank tier, seen running Microsoft HTTPAPI in recent crawls. Only 372 domains worldwide score 9 or higher.

Websites using Microsoft HTTPAPI

#DomainOpen Page RankOPREst. monthly visits (US)Visits (US)KeywordsFirst seen
1401 yarrahills.vic.edu.au 3.43/10 - - Nov 2025
1402 zitounasf.com - - - Jun 2026
1403 zpizzaweho.com 0.11/10 - - Apr 2026

Open Page Rank is the domain's authority score (0 to 10, from the open web link graph); the list is ordered by it and covers sites seen in recent crawls. Visits and keywords are estimated US organic search figures.

Download top 10,000 as CSV (zip) →

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