Websites Powered by HTTP/3
18,280,088 websites tracked using HTTP/3 (Miscellaneous) · httpwg.org
HTTP/3 is the third major version of the HTTP protocol, built on QUIC, which reduces latency and improves performance over unreliable networks. Support is advertised via the alt-svc response header and is increasingly common on sites behind modern CDNs.
Usage trend
2M
4M
6M
Sep 2022
Sep 2023
Sep 2024
Sep 2025
Sep 2026
Domains observed using HTTP/3 in each month's HTTP Archive crawl,
Sep 2022 to Sep 2026 · peak 5,220,661 in Sep 2026. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.9 s
INP 75 ms
CLS 0
TTFB 700 ms
Median site among 4,647,433 HTTP/3 sites with Chrome UX data, p75 values, Sep 2026.
Top countries
United States
1,137,483
India
533,896
Brazil
409,200
United Kingdom
387,999
Indonesia
291,484
Germany
286,932
Italy
284,574
Canada
281,458
Sites using HTTP/3 by audience country, Chrome UX Report.
Usage by industry
| Industry | Share | Websites |
|---|---|---|
| Games | 68.56% | 3,326 |
| Industrial and manufacturing | 63.23% | 2,743 |
| News and media | 57.37% | 24,147 |
| Software and apps | 56.60% | 65,696 |
| Pets and animals | 53.35% | 1,473 |
| Retail | 52.88% | 159,318 |
| Education | 49.04% | 24,440 |
| Home and construction | 48.35% | 23,005 |
| Professional services | 48.19% | 19,831 |
| Real estate | 48.10% | 34,109 |
| Legal | 48.03% | 11,251 |
| Beauty and wellness | 47.44% | 12,210 |
Share of each industry's websites with a detected stack that use HTTP/3; industries come from what sites declare in their own structured data.
Top sites by authority
9+
56% · 208 of 372 sites
8+
47% · 3,585 of 7,677 sites
7+
37% · 16,999 of 45,712 sites
6+
34% · 36,992 of 110,136 sites
5+
29% · 72,016 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running HTTP/3 in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using HTTP/3
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 4301 | ovid.com | 7.88/10 | 29,600 | 56,512 | Sep 2022 |
| 4302 | mediabistro.com | 7.88/10 | 16,600 | 15,327 | Nov 2022 |
| 4303 | rcpsych.ac.uk | 7.88/10 | 19,900 | 12,066 | Oct 2025 |
| 4304 | eccouncil.org | 7.88/10 | 37,700 | 16,501 | Sep 2023 |
| 4305 | expansion.mx | 7.88/10 | 7,100 | 15,545 | Dec 2025 |
| 4306 | hitta.se | 7.88/10 | 3,000 | 11,782 | Feb 2024 |
| 4307 | biospace.com | 7.88/10 | 125,200 | 109,176 | Dec 2022 |
| 4308 | medicaldaily.com | 7.88/10 | 15,900 | 28,906 | Jun 2026 |
| 4309 | asahq.org | 7.88/10 | 108,100 | 21,623 | Dec 2022 |
| 4310 | postnord.se | 7.88/10 | 6,600 | 3,650 | Mar 2024 |
| 4311 | port.ac.uk | 7.88/10 | 11,500 | 9,221 | Sep 2022 |
| 4312 | acaai.org | 7.88/10 | 248,800 | 45,245 | Aug 2023 |
| 4313 | parkinson.org | 7.88/10 | 49,000 | 20,763 | Feb 2025 |
| 4314 | schwaebische.de | 7.88/10 | 2,600 | 3,443 | Aug 2025 |
| 4315 | uni-osnabrueck.de | 7.88/10 | 180 | 206 | Dec 2024 |
| 4316 | wwf.fr | 7.88/10 | 310 | 676 | Sep 2022 |
| 4317 | wwf.org.au | 7.88/10 | 51,100 | 10,374 | May 2023 |
| 4318 | bndes.gov.br | 7.88/10 | 450 | 605 | Sep 2024 |
| 4319 | nederlandwereldwijd.nl | 7.88/10 | 4,300 | 1,579 | Nov 2023 |
| 4320 | yamaguchi.lg.jp | 7.88/10 | - | - | Mar 2023 |
| 4321 | lta.go.jp | 7.88/10 | - | 1 | May 2024 |
| 4322 | denhaag.nl | 7.88/10 | 2,200 | 901 | Apr 2025 |
| 4323 | swedenabroad.se | 7.88/10 | 14,500 | 6,059 | May 2025 |
| 4324 | unav.edu | 7.88/10 | 11,100 | 6,754 | Sep 2022 |
| 4325 | murdoch.edu.au | 7.88/10 | 8,100 | 4,117 | Jul 2026 |
| 4326 | myjcom.jp | 7.88/10 | - | 2 | Jun 2025 |
| 4327 | meiji.co.jp | 7.88/10 | 460 | 457 | Nov 2023 |
| 4328 | wp-royal-themes.com | 7.87/10 | 120 | 133 | Mar 2023 |
| 4329 | distill.pub | 7.87/10 | 2,000 | 1,191 | Sep 2022 |
| 4330 | booksy.com | 7.87/10 | 654,800 | 351,090 | Sep 2022 |
| 4331 | passportindex.org | 7.87/10 | 142,900 | 27,202 | Sep 2022 |
| 4332 | pochta.ru | 7.87/10 | 140 | 76 | Feb 2026 |
| 4333 | ambengine.com | 7.87/10 | - | - | Jul 2024 |
| 4334 | avis-verifies.com | 7.87/10 | 210 | 853 | Sep 2022 |
| 4335 | liquidweb.com | 7.87/10 | 96,300 | 38,126 | Sep 2023 |
| 4336 | uppromote.com | 7.87/10 | 550 | 1,502 | May 2023 |
| 4337 | pirsch.io | 7.87/10 | 100 | 149 | Apr 2023 |
| 4338 | cummins.com | 7.87/10 | 258,300 | 94,807 | Nov 2024 |
| 4339 | devops.com | 7.87/10 | 3,800 | 3,986 | Mar 2025 |
| 4340 | freewill.com | 7.87/10 | 130,900 | 12,057 | Dec 2022 |
| 4341 | volusion.com | 7.87/10 | 2,700 | 1,314 | Sep 2022 |
| 4342 | data.ai | 7.87/10 | 2,200 | 514 | Jul 2026 |
| 4343 | glossier.com | 7.87/10 | 72,100 | 20,440 | Mar 2025 |
| 4344 | nosto.com | 7.87/10 | 160 | 382 | Oct 2022 |
| 4345 | honeybadger.io | 7.87/10 | 3,300 | 2,771 | Nov 2022 |
| 4346 | referralcandy.com | 7.87/10 | 5,500 | 3,294 | Nov 2022 |
| 4347 | afpglobal.org | 7.87/10 | 31,700 | 4,290 | Jun 2026 |
| 4348 | sender.net | 7.87/10 | 21,300 | 13,499 | Sep 2022 |
| 4349 | euronext.com | 7.87/10 | 8,000 | 3,960 | Dec 2022 |
| 4350 | login.gov | 7.87/10 | 893,300 | 76,734 | Nov 2023 |
| 4351 | zomato.com | 7.87/10 | 230,500 | 161,976 | Sep 2022 |
| 4352 | vivaldi.com | 7.87/10 | 17,600 | 5,928 | Sep 2022 |
| 4353 | flowpaper.com | 7.87/10 | 480 | 889 | Sep 2023 |
| 4354 | mave.digital | 7.87/10 | 1 | 1 | Nov 2022 |
| 4355 | my.gov.au | 7.87/10 | 15,600 | 7,608 | Nov 2022 |
| 4356 | thesaurus.com | 7.87/10 | 22,483,800 | 1,447,199 | Jun 2026 |
| 4357 | tribunnews.com | 7.87/10 | 2,100 | 5,041 | Oct 2022 |
| 4358 | telenet.be | 7.87/10 | - | 1 | Sep 2022 |
| 4359 | warbyparker.com | 7.87/10 | 649,100 | 81,547 | Sep 2023 |
| 4360 | ideo.com | 7.87/10 | 10,600 | 5,411 | Dec 2022 |
| 4361 | epson.com | 7.87/10 | 477,700 | 145,040 | Sep 2022 |
| 4362 | spreadshirt.de | 7.87/10 | 46 | 560 | May 2026 |
| 4363 | streamlit.app | 7.87/10 | - | - | Jan 2023 |
| 4364 | ulta.com | 7.87/10 | 3,866,500 | 629,388 | Sep 2022 |
| 4365 | leagueoflegends.com | 7.87/10 | 1,200,400 | 65,342 | May 2023 |
| 4366 | royalholloway.ac.uk | 7.87/10 | 8,100 | 4,843 | Jul 2024 |
| 4367 | casadellibro.com | 7.87/10 | 12,800 | 33,122 | Dec 2023 |
| 4368 | anglican.org | 7.87/10 | 1,700 | 100 | Sep 2022 |
| 4369 | city-data.com | 7.87/10 | 573,700 | 548,645 | Feb 2026 |
| 4370 | humankinetics.com | 7.87/10 | - | - | Sep 2022 |
| 4371 | insideevs.com | 7.87/10 | 188,700 | 127,986 | Jun 2026 |
| 4372 | avocat.fr | 7.87/10 | 66 | 83 | Jun 2023 |
| 4373 | comune.roma.it | 7.87/10 | 4,200 | 3,266 | Sep 2026 |
| 4374 | shape.com | 7.87/10 | 154,400 | 123,237 | Jul 2025 |
| 4375 | mla.org | 7.87/10 | 12,600 | 2,271 | Aug 2025 |
| 4376 | up.ac.za | 7.87/10 | 12,000 | 6,808 | Sep 2022 |
| 4377 | dallasfed.org | 7.87/10 | 67,400 | 21,479 | Aug 2025 |
| 4378 | hearthis.at | 7.87/10 | 470 | 537 | Sep 2022 |
| 4379 | jbc.org | 7.87/10 | 15,700 | 19,143 | Sep 2022 |
| 4380 | bpifrance-creation.fr | 7.87/10 | 1,300 | 1,074 | Feb 2025 |
| 4381 | redcross.ca | 7.87/10 | 9,800 | 10,101 | Sep 2022 |
| 4382 | visionofhumanity.org | 7.87/10 | 50,800 | 30,282 | Sep 2022 |
| 4383 | nfz.gov.pl | 7.87/10 | 400 | 510 | Sep 2022 |
| 4384 | observador.pt | 7.87/10 | 4,800 | 8,604 | Nov 2022 |
| 4385 | kpbs.org | 7.87/10 | 162,500 | 96,593 | Dec 2025 |
| 4386 | uniroma3.it | 7.87/10 | 1,200 | 497 | Apr 2025 |
| 4387 | blackpast.org | 7.87/10 | 370,700 | 60,917 | Nov 2022 |
| 4388 | e-guma.ch | 7.87/10 | 5 | 5 | Mar 2025 |
| 4389 | good.is | 7.87/10 | 29,100 | 20,167 | Sep 2022 |
| 4390 | ncc.go.jp | 7.87/10 | 270 | 352 | Apr 2026 |
| 4391 | uah.es | 7.87/10 | 970 | 1,237 | Jun 2024 |
| 4392 | deusto.es | 7.87/10 | 580 | 444 | Feb 2023 |
| 4393 | cdnjs.com | 7.86/10 | 18,200 | 4,927 | Sep 2022 |
| 4394 | hyundaiusa.com | 7.86/10 | 1,066,900 | 97,364 | Jun 2023 |
| 4395 | localiq.com | 7.86/10 | 16,000 | 13,251 | Feb 2023 |
| 4396 | pepabo.com | 7.86/10 | 1,200 | 8 | Apr 2023 |
| 4397 | yclients.com | 7.86/10 | 81 | 14 | Sep 2022 |
| 4398 | charter97.org | 7.86/10 | 1,100 | 1,651 | Sep 2022 |
| 4399 | fakty.ua | 7.86/10 | 24 | 46 | Sep 2022 |
| 4400 | campaignlive.com | 7.86/10 | 28,100 | 19,490 | Mar 2024 |
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).