Websites Powered by Fathom
27,814 websites tracked using Fathom (Analytics) · usefathom.com
Fathom is a web analytics service that measures site traffic and visitor behavior. Its official site is usefathom.com. PoweredBy tracks the websites that use Fathom across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the analytics ecosystem.
Usage trend
5K
10K
15K
Oct 2021
Jan 2023
Apr 2024
Jun 2025
Sep 2026
Domains observed using Fathom in each month's HTTP Archive crawl,
Oct 2021 to Sep 2026 · peak 12,018 in Feb 2025. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.6 s
INP 50 ms
CLS 0
TTFB 700 ms
Median site among 11,217 Fathom sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
5,128
United Kingdom
3,204
Germany
1,893
India
1,781
Canada
1,547
France
1,325
Netherlands
1,213
Spain
1,088
Sites using Fathom by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Non-profit and religious | 0.36% | 28 |
| Arts and entertainment | 0.25% | 104 |
| Software and apps | 0.20% | 237 |
| Pets and animals | 0.18% | 5 |
| Education | 0.17% | 83 |
| Games | 0.16% | 8 |
| Sports and fitness | 0.16% | 27 |
| Real estate | 0.16% | 113 |
| Professional services | 0.15% | 62 |
| Travel and hospitality | 0.15% | 108 |
| Finance and insurance | 0.14% | 24 |
| Government | 0.11% | 9 |
Share of each industry's websites with a detected stack that use Fathom; industries come from what sites declare in their own structured data.
Top sites by authority
9+
3% · 13 of 372 sites
8+
2% · 122 of 7,677 sites
7+
<1% · 331 of 45,712 sites
6+
<1% · 604 of 110,136 sites
5+
<1% · 983 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Fathom in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Fathom
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 101 | nihr.ac.uk | 8.08/10 | 4,200 | 4,426 | Dec 2022 |
| 102 | gvsu.edu | 8.08/10 | 178,300 | 45,140 | May 2025 |
| 103 | louisville.edu | 8.08/10 | 226,900 | 65,481 | May 2025 |
| 104 | openjdk.org | 8.07/10 | 14,500 | 8,503 | Oct 2023 |
| 105 | uwyo.edu | 8.06/10 | 195,800 | 50,087 | Aug 2025 |
| 106 | lemonsqueezy.com | 8.05/10 | 1,700 | 1,559 | Oct 2021 |
| 107 | uidaho.edu | 8.05/10 | 70,000 | 31,513 | May 2026 |
| 108 | insurancejournal.com | 8.04/10 | 61,100 | 38,043 | Mar 2023 |
| 109 | notaires.fr | 8.04/10 | 4,000 | 1,452 | Oct 2023 |
| 110 | remix.run | 8.03/10 | 11,000 | 3,334 | Apr 2022 |
| 111 | jmu.edu | 8.03/10 | 321,100 | 60,697 | May 2024 |
| 112 | bgsu.edu | 8.03/10 | 121,100 | 39,653 | Dec 2025 |
| 113 | vite.dev | 8.02/10 | 17,400 | 27,396 | Nov 2024 |
| 114 | microchip.com | 8.02/10 | 41,300 | 18,941 | Mar 2025 |
| 115 | co.ua | 8.02/10 | - | - | Nov 2025 |
| 116 | melbourne.vic.gov.au | 8.02/10 | 13,700 | 4,587 | Oct 2025 |
| 117 | uc.cl | 8.02/10 | 2,800 | 2,417 | Jan 2023 |
| 118 | indieweb.org | 8.01/10 | 1,400 | 503 | Nov 2021 |
| 119 | termageddon.com | 8.01/10 | 710 | 593 | Mar 2022 |
| 120 | are.na | 8.01/10 | 33,400 | 15,024 | Sep 2022 |
| 121 | ala.org.au | 8.00/10 | 1,100 | 1,289 | May 2023 |
| 122 | advocate.com | 8.00/10 | 61,800 | 39,837 | Jun 2025 |
| 123 | uillinois.edu | 7.99/10 | 28,200 | 2,935 | Aug 2024 |
| 124 | utsa.edu | 7.98/10 | 155,200 | 36,272 | May 2024 |
| 125 | ucdenver.edu | 7.98/10 | 99,100 | 33,779 | Aug 2025 |
| 126 | secure-platform.com | 7.96/10 | - | - | Mar 2026 |
| 127 | boisestate.edu | 7.96/10 | 230,900 | 64,461 | Jun 2025 |
| 128 | wttc.org | 7.95/10 | 6,600 | 3,990 | Jan 2024 |
| 129 | sciencemuseum.org.uk | 7.95/10 | 73,600 | 19,283 | Nov 2021 |
| 130 | caddyserver.com | 7.94/10 | 17,800 | 7,006 | Nov 2021 |
| 131 | smartraveller.gov.au | 7.94/10 | 198,100 | 68,842 | Jul 2024 |
| 132 | memphis.edu | 7.93/10 | 101,600 | 43,784 | May 2024 |
| 133 | tv2.no | 7.92/10 | 10,000 | 7,026 | Jun 2023 |
| 134 | ucmerced.edu | 7.92/10 | 64,900 | 8,155 | Sep 2026 |
| 135 | redocly.com | 7.90/10 | 1,400 | 759 | Jun 2023 |
| 136 | appstate.edu | 7.90/10 | 103,400 | 22,990 | May 2024 |
| 137 | whitney.org | 7.89/10 | 259,100 | 49,416 | Nov 2021 |
| 138 | nagios.org | 7.88/10 | 2,500 | 1,453 | Nov 2024 |
| 139 | medicaldaily.com | 7.88/10 | 15,900 | 28,906 | Jul 2026 |
| 140 | honeybadger.io | 7.87/10 | 3,300 | 2,771 | Nov 2021 |
| 141 | unomaha.edu | 7.87/10 | 145,700 | 30,348 | Sep 2025 |
| 142 | processing.org | 7.86/10 | 39,800 | 12,280 | Jun 2023 |
| 143 | siu.edu | 7.86/10 | 43,700 | 8,119 | May 2025 |
| 144 | malmo.se | 7.86/10 | 1,800 | 739 | Oct 2022 |
| 145 | globalforestwatch.org | 7.85/10 | 43,600 | 14,121 | Nov 2023 |
| 146 | latercera.com | 7.83/10 | 16,600 | 41,732 | Apr 2022 |
| 147 | montclair.edu | 7.83/10 | 259,400 | 41,553 | Jul 2026 |
| 148 | vitest.dev | 7.82/10 | 5,300 | 10,087 | Feb 2026 |
| 149 | discourse.group | 7.81/10 | - | - | Apr 2024 |
| 150 | zorgwijzer.nl | 7.81/10 | 430 | 401 | Jun 2023 |
| 151 | maptiler.com | 7.80/10 | 10,100 | 6,402 | Jun 2024 |
| 152 | isdglobal.org | 7.80/10 | 17,700 | 3,072 | Jan 2025 |
| 153 | kumu.io | 7.79/10 | 1,600 | 558 | Nov 2021 |
| 154 | planetary.org | 7.78/10 | 339,600 | 47,275 | May 2022 |
| 155 | ezoic.com | 7.76/10 | 1,300 | 670 | Feb 2024 |
| 156 | uakron.edu | 7.76/10 | 101,800 | 24,432 | Jun 2026 |
| 157 | rtbhouse.com | 7.75/10 | 1,100 | 723 | Nov 2021 |
| 158 | sra.org.uk | 7.75/10 | 13,600 | 3,327 | Jan 2022 |
| 159 | csusb.edu | 7.75/10 | 114,800 | 31,888 | Jun 2026 |
| 160 | sdstate.edu | 7.75/10 | 114,500 | 19,332 | Dec 2025 |
| 161 | pge.com | 7.74/10 | 1,319,200 | 135,474 | Aug 2026 |
| 162 | teamtreehouse.com | 7.72/10 | 64,900 | 42,630 | Dec 2023 |
| 163 | whereby.com | 7.71/10 | 4,500 | 2,338 | Jun 2023 |
| 164 | liverpoolfc.com | 7.71/10 | 309,300 | 26,541 | Mar 2026 |
| 165 | nhs.wales | 7.71/10 | 1,600 | 879 | Jul 2023 |
| 166 | lisc.org | 7.70/10 | 20,700 | 8,273 | Jun 2025 |
| 167 | bvp.com | 7.68/10 | 13,700 | 5,999 | Jun 2023 |
| 168 | git-tower.com | 7.67/10 | 22,400 | 7,841 | Nov 2021 |
| 169 | missouristate.edu | 7.67/10 | 101,500 | 29,593 | May 2024 |
| 170 | georgiasouthern.edu | 7.67/10 | 158,900 | 35,619 | Aug 2026 |
| 171 | fightforthefuture.org | 7.65/10 | 260 | 246 | Mar 2022 |
| 172 | moneycrashers.com | 7.65/10 | 34,600 | 25,869 | Nov 2024 |
| 173 | royalacademy.org.uk | 7.65/10 | 65,100 | 17,573 | Feb 2022 |
| 174 | rowan.edu | 7.65/10 | 23,200 | 10,825 | Nov 2025 |
| 175 | catapult.org.uk | 7.64/10 | 210 | 47 | Oct 2025 |
| 176 | marshall.edu | 7.64/10 | 151,600 | 26,289 | Jul 2025 |
| 177 | cmich.edu | 7.64/10 | 147,000 | 37,377 | Sep 2025 |
| 178 | defillama.com | 7.61/10 | 10,100 | 7,476 | Nov 2021 |
| 179 | folger.edu | 7.60/10 | 337,900 | 53,048 | Jan 2026 |
| 180 | wcu.edu | 7.58/10 | 92,500 | 29,014 | Sep 2025 |
| 181 | emprendedores.es | 7.57/10 | 390 | 1,435 | Dec 2022 |
| 182 | choosechicago.com | 7.56/10 | 1,155,300 | 102,161 | May 2025 |
| 183 | sofoot.com | 7.55/10 | 1,100 | 1,412 | Mar 2022 |
| 184 | copyright.com | 7.55/10 | 650 | 1,226 | Jun 2026 |
| 185 | o2online.de | 7.55/10 | 1,300 | 1,263 | Jan 2023 |
| 186 | sacred-texts.com | 7.53/10 | 92,700 | 25,255 | Jun 2025 |
| 187 | adtraction.com | 7.52/10 | 43 | 140 | Jun 2024 |
| 188 | macstories.net | 7.52/10 | 9,700 | 13,600 | Feb 2024 |
| 189 | emaerket.dk | 7.52/10 | - | - | Jun 2023 |
| 190 | betakit.com | 7.52/10 | 3,700 | 6,123 | May 2022 |
| 191 | arbitrum.io | 7.52/10 | 640 | 765 | Jul 2022 |
| 192 | allthingsdistributed.com | 7.51/10 | 910 | 1,107 | Jan 2023 |
| 193 | nationaldahelpline.org.uk | 7.51/10 | 550 | 703 | Jun 2024 |
| 194 | brk.de | 7.51/10 | 20 | 11 | Mar 2023 |
| 195 | falter.at | 7.51/10 | 960 | 2,018 | Dec 2023 |
| 196 | shsu.edu | 7.49/10 | 73,500 | 23,038 | Sep 2025 |
| 197 | tdsynnex.com | 7.48/10 | 8,600 | 3,582 | Aug 2023 |
| 198 | highscalability.com | 7.47/10 | 8,700 | 1,084 | Mar 2024 |
| 199 | p5js.org | 7.47/10 | 18,100 | 12,992 | Jul 2026 |
| 200 | tetu.com | 7.46/10 | 73 | 332 | Dec 2022 |
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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