Websites Powered by Red Hat
23,631 websites tracked using Red Hat (Operating systems) · www.redhat.com
Red Hat is a server operating system the site runs on. Its official site is redhat.com. PoweredBy tracks the websites that use Red Hat across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the operating systems ecosystem.
Usage trend
5K
10K
15K
Apr 2018
May 2020
Jul 2022
Aug 2024
Sep 2026
Domains observed using Red Hat in each month's HTTP Archive crawl,
Apr 2018 to Sep 2026 · peak 11,788 in Nov 2022. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.6 s
INP 75 ms
CLS 0
TTFB 650 ms
Median site among 9,755 Red Hat sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
4,452
India
2,683
Japan
2,554
United Kingdom
2,164
Canada
2,134
Spain
2,113
Germany
1,968
France
1,928
Sites using Red Hat by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Government | 0.35% | 28 |
| Education | 0.19% | 97 |
| Arts and entertainment | 0.10% | 41 |
| Finance and insurance | 0.06% | 10 |
| Travel and hospitality | 0.03% | 22 |
| Healthcare | 0.02% | 18 |
| News and media | 0.01% | 6 |
| Beauty and wellness | 0.01% | 3 |
| Home and construction | 0.01% | 5 |
| Software and apps | <0.01% | 7 |
| Automotive | <0.01% | 4 |
| Retail | <0.01% | 16 |
Share of each industry's websites with a detected stack that use Red Hat; industries come from what sites declare in their own structured data.
Top sites by authority
9+
6% · 23 of 372 sites
8+
5% · 388 of 7,677 sites
7+
2% · 882 of 45,712 sites
6+
1% · 1,186 of 110,136 sites
5+
<1% · 1,514 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Red Hat in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Red Hat
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1 | harvard.edu | 9.24/10 | 472,700 | 11,444 | Aug 2018 |
| 2 | ca.gov | 9.23/10 | 1,455,600 | 26,086 | Aug 2018 |
| 3 | un.org | 9.21/10 | 2,209,200 | 439,253 | Aug 2018 |
| 4 | stanford.edu | 9.19/10 | 3,302,700 | 5,160 | Aug 2018 |
| 5 | mit.edu | 9.18/10 | 163,800 | 31,239 | Aug 2018 |
| 6 | cnn.com | 9.16/10 | 15,758,100 | 2,569,749 | Feb 2020 |
| 7 | nasa.gov | 9.15/10 | 2,697,400 | 289,920 | Aug 2018 |
| 8 | usda.gov | 9.14/10 | 474,600 | 136,928 | Aug 2018 |
| 9 | irs.gov | 9.13/10 | 18,777,100 | 1,356,832 | Jul 2023 |
| 10 | epa.gov | 9.13/10 | 3,829,800 | 580,699 | Aug 2018 |
| 11 | berkeley.edu | 9.10/10 | 166,700 | 4,721 | Aug 2018 |
| 12 | cornell.edu | 9.10/10 | 140,600 | 19,190 | Aug 2018 |
| 13 | canada.ca | 9.08/10 | 2,129,800 | 995,010 | Jun 2018 |
| 14 | mhlw.go.jp | 9.08/10 | 15,300 | 12,761 | Mar 2023 |
| 15 | noaa.gov | 9.07/10 | 1,233,000 | 125,205 | Aug 2018 |
| 16 | ny.gov | 9.04/10 | 675,900 | 50,004 | Aug 2018 |
| 17 | columbia.edu | 9.02/10 | 768,900 | 38,656 | Aug 2018 |
| 18 | arcgis.com | 9.01/10 | 948,500 | 244,725 | Dec 2020 |
| 19 | psu.edu | 9.01/10 | 580,400 | 80,390 | Aug 2018 |
| 20 | umich.edu | 9.01/10 | 36,500 | 1,974 | Aug 2018 |
| 21 | yale.edu | 9.01/10 | 177,900 | 5,845 | Aug 2018 |
| 22 | upenn.edu | 9.00/10 | 178,900 | 4,794 | Aug 2018 |
| 23 | energy.gov | 9.00/10 | 1,879,700 | 254,450 | Aug 2018 |
| 24 | ox.ac.uk | 8.98/10 | 214,200 | 93,016 | Aug 2018 |
| 25 | princeton.edu | 8.98/10 | 244,600 | 46,551 | Aug 2022 |
| 26 | texas.gov | 8.98/10 | 917,200 | 38,560 | Aug 2018 |
| 27 | nhk.or.jp | 8.98/10 | 2,800 | 716 | Jan 2025 |
| 28 | cmu.edu | 8.97/10 | 436,800 | 81,774 | Aug 2018 |
| 29 | wisc.edu | 8.97/10 | 461,200 | 6,382 | Aug 2018 |
| 30 | umn.edu | 8.96/10 | 78 | 51 | Aug 2018 |
| 31 | nsw.gov.au | 8.95/10 | 75,300 | 73,181 | Aug 2018 |
| 32 | ethz.ch | 8.95/10 | 12,900 | 11,869 | Aug 2018 |
| 33 | fcc.gov | 8.94/10 | 850,500 | 151,730 | Sep 2022 |
| 34 | pwc.com | 8.93/10 | 289,200 | 144,910 | Jul 2017 |
| 35 | ucla.edu | 8.93/10 | 410,700 | 13,782 | Aug 2018 |
| 36 | jhu.edu | 8.93/10 | 177,300 | 5,821 | Jun 2018 |
| 37 | utexas.edu | 8.92/10 | 502,800 | 11,092 | Jan 2016 |
| 38 | uchicago.edu | 8.92/10 | 63,700 | 10,331 | Aug 2018 |
| 39 | mlit.go.jp | 8.92/10 | 11,100 | 6,476 | Aug 2018 |
| 40 | aepd.es | 8.91/10 | 810 | 2,021 | Jan 2026 |
| 41 | nyu.edu | 8.90/10 | 674,000 | 142,032 | Jan 2016 |
| 42 | hbs.edu | 8.89/10 | 262,700 | 50,518 | Aug 2018 |
| 43 | usc.edu | 8.89/10 | 362,800 | 14,354 | Aug 2018 |
| 44 | cam.ac.uk | 8.87/10 | 208,200 | 35,354 | Aug 2018 |
| 45 | northwestern.edu | 8.86/10 | 193,400 | 45,922 | Jan 2016 |
| 46 | cancer.gov | 8.86/10 | 4,680,800 | 325,886 | May 2026 |
| 47 | umd.edu | 8.85/10 | 253,200 | 15,103 | Jun 2018 |
| 48 | ufl.edu | 8.84/10 | 241,500 | 3,277 | Aug 2018 |
| 49 | ucsd.edu | 8.84/10 | 48,100 | 2,261 | Aug 2018 |
| 50 | ubc.ca | 8.84/10 | 14,500 | 2,813 | Jan 2016 |
| 51 | nrw.de | 8.83/10 | - | - | Jan 2019 |
| 52 | illinois.edu | 8.83/10 | 47,000 | 3,612 | May 2017 |
| 53 | unc.edu | 8.83/10 | 341,300 | 24,562 | Aug 2018 |
| 54 | uscourts.gov | 8.83/10 | 1,577,500 | 178,527 | Aug 2018 |
| 55 | weather.gov | 8.83/10 | 10,623,300 | 690,665 | Jan 2016 |
| 56 | asu.edu | 8.82/10 | 144,500 | 3,666 | Aug 2018 |
| 57 | maryland.gov | 8.82/10 | 173,200 | 7,155 | Aug 2018 |
| 58 | cnrs.fr | 8.82/10 | 4,300 | 2,992 | Aug 2018 |
| 59 | virginia.gov | 8.82/10 | 338,000 | 19,778 | Aug 2018 |
| 60 | colorado.gov | 8.81/10 | 81,300 | 11,605 | Jul 2026 |
| 61 | utoronto.ca | 8.81/10 | 42,800 | 10,094 | Aug 2018 |
| 62 | sfu.ca | 8.80/10 | 210,600 | 61,463 | Aug 2018 |
| 63 | utah.gov | 8.80/10 | 129,700 | 22,115 | Apr 2019 |
| 64 | in.gov | 8.80/10 | 3,047,100 | 832,670 | Aug 2018 |
| 65 | uzh.ch | 8.79/10 | 7,800 | 3,263 | Aug 2018 |
| 66 | mn.gov | 8.78/10 | 964,900 | 239,950 | May 2017 |
| 67 | georgetown.edu | 8.78/10 | 136,900 | 25,266 | Aug 2018 |
| 68 | pa.gov | 8.78/10 | 3,807,400 | 1,087,569 | Nov 2021 |
| 69 | msu.edu | 8.78/10 | 149,500 | 2,186 | Aug 2018 |
| 70 | env.go.jp | 8.78/10 | 12,100 | 4,606 | Aug 2018 |
| 71 | uci.edu | 8.76/10 | 94,600 | 9,503 | Aug 2018 |
| 72 | tamu.edu | 8.76/10 | 349,600 | 9,431 | Aug 2018 |
| 73 | ohio.gov | 8.76/10 | 366,800 | 33,026 | Aug 2018 |
| 74 | cern.ch | 8.76/10 | 950 | 261 | Aug 2018 |
| 75 | osu.edu | 8.76/10 | 144,000 | 12,535 | Aug 2018 |
| 76 | wipo.int | 8.75/10 | 203,900 | 53,683 | Oct 2022 |
| 77 | army.mil | 8.75/10 | 1,036,400 | 233,760 | Aug 2018 |
| 78 | rutgers.edu | 8.75/10 | 146,600 | 28,567 | Aug 2018 |
| 79 | ucl.ac.uk | 8.74/10 | 154,800 | 93,062 | Aug 2018 |
| 80 | nj.gov | 8.74/10 | 2,721,600 | 870,546 | Sep 2022 |
| 81 | utah.edu | 8.74/10 | 474,500 | 10,126 | Aug 2018 |
| 82 | epfl.ch | 8.74/10 | 12,900 | 6,546 | Jan 2016 |
| 83 | virginia.edu | 8.73/10 | 265,100 | 10,889 | Aug 2018 |
| 84 | faa.gov | 8.73/10 | 2,209,300 | 278,808 | Jan 2016 |
| 85 | tn.gov | 8.72/10 | 1,732,300 | 630,039 | Jun 2018 |
| 86 | ncsu.edu | 8.72/10 | 155,600 | 15,166 | Aug 2018 |
| 87 | colorado.edu | 8.72/10 | 585,400 | 165,595 | Aug 2018 |
| 88 | uwaterloo.ca | 8.71/10 | 224,700 | 71,840 | Aug 2018 |
| 89 | rochester.edu | 8.71/10 | 241,200 | 60,872 | Aug 2018 |
| 90 | ucsb.edu | 8.71/10 | 73,800 | 11,445 | Dec 2020 |
| 91 | arizona.edu | 8.71/10 | 127,500 | 23,873 | Aug 2018 |
| 92 | repubblica.it | 8.71/10 | 10,800 | 16,957 | Apr 2019 |
| 93 | u-tokyo.ac.jp | 8.71/10 | 25,200 | 7,795 | Aug 2018 |
| 94 | hku.hk | 8.70/10 | 6,000 | 1,100 | Aug 2018 |
| 95 | mcgill.ca | 8.70/10 | 403,000 | 145,097 | Jun 2017 |
| 96 | gov.bc.ca | 8.69/10 | 2,200 | 880 | Aug 2018 |
| 97 | pitt.edu | 8.69/10 | 62,900 | 8,520 | Dec 2020 |
| 98 | unsw.edu.au | 8.69/10 | 77,400 | 61,319 | Jun 2018 |
| 99 | gatech.edu | 8.68/10 | 128,100 | 22,038 | Aug 2018 |
| 100 | tufts.edu | 8.68/10 | 98,500 | 9,358 | Aug 2018 |
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).