Websites Powered by Microsoft HTTPAPI
8,204 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
2K
4K
6K
Apr 2018
Jun 2020
Jul 2022
Sep 2024
Oct 2026
Domains observed using Microsoft HTTPAPI in each month's HTTP Archive crawl,
Apr 2018 to Oct 2026 · peak 4,089 in Dec 2022. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.7 s
INP 75 ms
CLS 0
TTFB 700 ms
Median site among 5,123 Microsoft HTTPAPI sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
2,983
India
1,724
United Kingdom
1,519
Canada
1,369
Germany
1,255
France
1,242
Netherlands
1,148
Spain
1,079
Sites using Microsoft HTTPAPI by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Restaurants and food | 0.27% | 424 |
| Government | 0.05% | 5 |
| Finance and insurance | 0.02% | 5 |
| Education | 0.02% | 14 |
| Arts and entertainment | 0.01% | 7 |
| Blogs and publishing | 0.01% | 3 |
| Professional services | <0.01% | 4 |
| Legal | <0.01% | 1 |
| Software and apps | <0.01% | 4 |
| Healthcare | <0.01% | 3 |
| Travel and hospitality | <0.01% | 1 |
| Retail | <0.01% | 4 |
Share of each industry's websites with a detected stack that use Microsoft HTTPAPI; industries come from what sites declare in their own structured data.
Top sites by authority
9+
3% · 10 of 372 sites
8+
<1% · 57 of 7,677 sites
7+
<1% · 140 of 45,712 sites
6+
<1% · 210 of 110,136 sites
5+
<1% · 297 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
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | microsoft.com | 9.54/10 | 11,626,900 | 676,768 | Oct 2018 |
| 2 | office.com | 9.34/10 | 1,732,000 | 27,193 | Jun 2020 |
| 3 | un.org | 9.21/10 | 2,209,200 | 439,253 | Apr 2023 |
| 4 | live.com | 9.20/10 | 1 | 1 | Mar 2025 |
| 5 | nasa.gov | 9.15/10 | 2,697,400 | 289,920 | Jun 2024 |
| 6 | fda.gov | 9.14/10 | 4,213,800 | 707,102 | Apr 2019 |
| 7 | sharepoint.com | 9.10/10 | - | - | Jan 2019 |
| 8 | mckinsey.com | 9.09/10 | 525,900 | 253,366 | Dec 2022 |
| 9 | sagepub.com | 9.07/10 | 31,100 | 2,692 | Jul 2024 |
| 10 | windows.net | 9.04/10 | - | - | Aug 2018 |
| 11 | utexas.edu | 8.92/10 | 502,800 | 11,092 | Aug 2018 |
| 12 | illinois.edu | 8.83/10 | 47,000 | 3,612 | Oct 2020 |
| 13 | ey.com | 8.82/10 | 242,800 | 77,398 | Jan 2022 |
| 14 | gouv.qc.ca | 8.77/10 | - | - | Nov 2022 |
| 15 | uci.edu | 8.76/10 | 94,600 | 9,503 | Aug 2018 |
| 16 | state.mn.us | 8.65/10 | 1,200 | 64 | Jun 2026 |
| 17 | uiowa.edu | 8.63/10 | 93,100 | 14,187 | Oct 2026 |
| 18 | lenovo.com | 8.62/10 | 2,565,500 | 423,775 | Mar 2019 |
| 19 | alaska.gov | 8.62/10 | 61,700 | 7,776 | Oct 2024 |
| 20 | unam.mx | 8.58/10 | 1,900 | 1,196 | May 2023 |
| 21 | aaa.com | 8.57/10 | 2,089,100 | 397,850 | Dec 2020 |
| 22 | gov.on.ca | 8.57/10 | - | - | Mar 2023 |
| 23 | alabama.gov | 8.53/10 | 53,800 | 10,184 | Aug 2018 |
| 24 | ms.gov | 8.52/10 | 209,000 | 24,640 | Aug 2018 |
| 25 | miami.edu | 8.50/10 | 5 | 14 | Jun 2020 |
| 26 | vlaanderen.be | 8.49/10 | 7,000 | 3,242 | Mar 2020 |
| 27 | gov.si | 8.46/10 | 6,300 | 3,751 | Feb 2020 |
| 28 | fujitsu.com | 8.42/10 | 19,900 | 7,458 | Aug 2018 |
| 29 | polimi.it | 8.38/10 | 5,800 | 4,283 | Aug 2018 |
| 30 | rescue.org | 8.35/10 | 111,400 | 37,583 | Aug 2026 |
| 31 | cvut.cz | 8.34/10 | 1,200 | 214 | Jan 2019 |
| 32 | pepsico.com | 8.31/10 | 67,100 | 51,832 | Feb 2025 |
| 33 | rotary.org | 8.30/10 | 73,100 | 17,519 | Aug 2020 |
| 34 | nm.gov | 8.29/10 | 34,700 | 4,741 | Jul 2025 |
| 35 | unilever.com | 8.28/10 | 91,400 | 30,357 | Apr 2020 |
| 36 | kb.nl | 8.26/10 | 740 | 266 | Feb 2023 |
| 37 | bt.com | 8.26/10 | 153,100 | 19,613 | Sep 2022 |
| 38 | uj.edu.pl | 8.24/10 | 360 | 132 | Aug 2018 |
| 39 | globalsign.com | 8.23/10 | 8,000 | 3,575 | Aug 2022 |
| 40 | drk.de | 8.23/10 | 2,400 | 843 | Dec 2025 |
| 41 | rtl.nl | 8.23/10 | 7,500 | 6,642 | Nov 2020 |
| 42 | aa.com | 8.21/10 | 13,004,200 | 511,058 | Apr 2020 |
| 43 | serpro.gov.br | 8.18/10 | 380 | 767 | May 2025 |
| 44 | transportstyrelsen.se | 8.18/10 | 1,300 | 1,035 | Apr 2019 |
| 45 | sandiego.edu | 8.15/10 | 226,500 | 33,104 | Oct 2022 |
| 46 | health.qld.gov.au | 8.15/10 | 144,600 | 54,940 | Jun 2022 |
| 47 | putty.org | 8.14/10 | 6,500 | 1,360 | Jan 2016 |
| 48 | u-bordeaux.fr | 8.14/10 | 810 | 529 | Jul 2022 |
| 49 | wallonie.be | 8.10/10 | 320 | 742 | Jun 2021 |
| 50 | univ-lille.fr | 8.10/10 | 880 | 707 | Mar 2021 |
| 51 | 0101.co.jp | 8.10/10 | 560 | 265 | Dec 2023 |
| 52 | arbetsformedlingen.se | 8.03/10 | 3,500 | 4,467 | Dec 2022 |
| 53 | cnj.jus.br | 8.02/10 | 2,100 | 1,971 | May 2024 |
| 54 | zeiss.com | 8.00/10 | 114,800 | 31,908 | Oct 2022 |
| 55 | uniandes.edu.co | 8.00/10 | 2,300 | 994 | Dec 2021 |
| 56 | justice.fr | 8.00/10 | 410 | 977 | Oct 2024 |
| 57 | verdi.de | 8.00/10 | 410 | 362 | Jan 2019 |
| 58 | qlik.com | 7.99/10 | 178,800 | 17,426 | Aug 2018 |
| 59 | unicatt.it | 7.99/10 | 1,200 | 973 | Jan 2024 |
| 60 | ddns.net | 7.98/10 | - | - | Jan 2019 |
| 61 | ti.ch | 7.98/10 | 4 | 4 | Jan 2023 |
| 62 | swin.edu.au | 7.94/10 | 9 | 5 | Aug 2018 |
| 63 | ucmerced.edu | 7.92/10 | 64,900 | 8,155 | Nov 2025 |
| 64 | stepchange.org | 7.91/10 | 30,900 | 10,924 | Dec 2020 |
| 65 | chubb.com | 7.85/10 | 152,800 | 38,497 | Jul 2024 |
| 66 | sanjoseca.gov | 7.83/10 | 391,200 | 52,901 | Jun 2023 |
| 67 | mf.gov.pl | 7.80/10 | - | 1 | Aug 2018 |
| 68 | cincinnatichildrens.org | 7.79/10 | 252,600 | 72,823 | Aug 2018 |
| 69 | ulpgc.es | 7.78/10 | 170 | 450 | Sep 2018 |
| 70 | archi.fr | 7.78/10 | - | - | Jan 2019 |
| 71 | rogers.com | 7.76/10 | 88,500 | 58,480 | Apr 2025 |
| 72 | sat.gob.mx | 7.76/10 | 34,900 | 9,294 | Jun 2020 |
| 73 | musc.edu | 7.75/10 | 27,100 | 10,228 | Aug 2018 |
| 74 | fiserv.com | 7.74/10 | 56,100 | 10,833 | Jan 2024 |
| 75 | safetyandquality.gov.au | 7.72/10 | 10,400 | 14,307 | Sep 2026 |
| 76 | mckinsey.de | 7.70/10 | 310 | 343 | Sep 2023 |
| 77 | ap.gov.in | 7.70/10 | 14,200 | 14,011 | Feb 2022 |
| 78 | prada.com | 7.68/10 | 252,700 | 109,704 | Jun 2025 |
| 79 | ams.at | 7.68/10 | 3,200 | 649 | Apr 2024 |
| 80 | kyobobook.co.kr | 7.67/10 | 770 | 47 | Jun 2025 |
| 81 | mvv-muenchen.de | 7.67/10 | 6,600 | 3,265 | May 2023 |
| 82 | cranfield.ac.uk | 7.67/10 | 3,600 | 2,760 | Aug 2018 |
| 83 | lionsclubs.org | 7.66/10 | 55,900 | 32,533 | Jul 2024 |
| 84 | pirelli.com | 7.64/10 | 140,000 | 76,827 | Jun 2021 |
| 85 | intracen.org | 7.64/10 | 4,300 | 4,404 | Aug 2022 |
| 86 | delijn.be | 7.61/10 | 560 | 891 | Aug 2022 |
| 87 | coles.com.au | 7.61/10 | 17,900 | 28,567 | Feb 2025 |
| 88 | harrods.com | 7.60/10 | 67,000 | 98,269 | Apr 2021 |
| 89 | orico.co.jp | 7.59/10 | 52 | 82 | Aug 2026 |
| 90 | correoargentino.com.ar | 7.57/10 | 2,500 | 4,132 | Jul 2026 |
| 91 | brighthorizons.com | 7.53/10 | 98,300 | 45,773 | Aug 2018 |
| 92 | health.gov.il | 7.53/10 | 2 | 3 | Aug 2022 |
| 93 | recalls.gov | 7.52/10 | 9,100 | 1,284 | Oct 2026 |
| 94 | ruokavirasto.fi | 7.52/10 | 1,100 | 676 | Sep 2019 |
| 95 | salvationarmy.org.au | 7.50/10 | 15,300 | 10,217 | Jul 2026 |
| 96 | uth.gr | 7.50/10 | 190 | 76 | Jul 2023 |
| 97 | refinitiv.com | 7.47/10 | - | - | Dec 2021 |
| 98 | uhn.ca | 7.47/10 | 43,700 | 13,567 | Jun 2021 |
| 99 | westjet.com | 7.46/10 | 137,500 | 100,591 | Feb 2025 |
| 100 | pkobp.pl | 7.46/10 | 1,200 | 1,460 | Apr 2025 |
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) →
Columns: domain, Open Page Rank, first seen, last seen, industry (from the site's own structured data, blank when none).
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