Websites Powered by HTTP/3

18,750,575 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

Domains observed using HTTP/3 in each month's HTTP Archive crawl, Sep 2022 to Oct 2026 · peak 5,224,612 in Oct 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

IndustryShareWebsites
Games 71.40% 5,135
Industrial and manufacturing 62.72% 3,207
Software and apps 58.39% 93,667
News and media 58.16% 28,597
Retail 54.72% 200,736
Pets and animals 53.82% 1,720
Education 49.23% 31,034
Home and construction 48.41% 29,403
Professional services 48.14% 26,204
Legal 47.45% 13,310
Real estate 47.36% 38,446
Beauty and wellness 47.07% 14,601

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% · 3,600 of 7,677 sites
7+ 37% · 17,128 of 45,712 sites
6+ 34% · 37,410 of 110,136 sites
5+ 29% · 72,694 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

#DomainOpen Page RankOPREst. monthly visits (US)Visits (US)KeywordsFirst seen
5601 univ-paris13.fr 7.72/10 - - Oct 2026
5602 psg.fr 7.72/10 148,500 10,365 Aug 2024
5603 ug.edu.pl 7.72/10 530 372 Jun 2025
5604 airfrance.fr 7.72/10 - - Jul 2024
5605 krisinformation.se 7.72/10 740 751 Jan 2025
5606 diariosur.es 7.72/10 1,600 8,101 Jul 2023
5607 wprost.pl 7.72/10 850 1,880 May 2023
5608 alternatives-economiques.fr 7.72/10 1,300 865 Dec 2025
5609 tiendanube.com 7.71/10 6,200 12,051 Dec 2022
5610 patientpop.com 7.71/10 - - Nov 2022
5611 dena.com 7.71/10 470 205 Sep 2022
5612 ceo.ca 7.71/10 1,800 2,614 Feb 2023
5613 whatsmydns.net 7.71/10 19,700 5,768 Sep 2022
5614 gatling.io 7.71/10 460 386 Mar 2024
5615 baltictimes.com 7.71/10 3,500 1,909 Oct 2024
5616 mlcommons.org 7.71/10 590 200 Nov 2023
5617 dci-palestine.org 7.71/10 1,900 1,392 Sep 2022
5618 herold.at 7.71/10 140 1,195 Sep 2022
5619 sk.ru 7.71/10 1 2 Oct 2023
5620 greenhouse.com 7.71/10 43,700 3,561 Apr 2025
5621 glossgenius.com 7.71/10 50,300 20,442 Sep 2022
5622 raisely.com 7.71/10 370 1,019 Sep 2022
5623 glovoapp.com 7.71/10 4,400 8,525 Oct 2022
5624 hinet.net 7.71/10 120 43 Jun 2026
5625 getdbt.com 7.71/10 11,900 5,146 May 2023
5626 worldtimebuddy.com 7.71/10 4,774,300 76,124 Sep 2022
5627 hpa.gov.tw 7.71/10 68 135 May 2026
5628 kpn.com 7.71/10 1,200 1,575 Mar 2023
5629 iasp.info 7.71/10 6,800 2,733 Feb 2025
5630 epam.com 7.71/10 8,600 8,050 Sep 2022
5631 bitpay.com 7.71/10 15,300 6,771 Aug 2023
5632 datenschutz.org 7.71/10 1,100 163 Jul 2026
5633 unisender.com 7.71/10 16 51 Oct 2024
5634 whereby.com 7.71/10 4,500 2,338 May 2023
5635 glassdoor.com.br 7.71/10 1,900 7,576 Sep 2022
5636 mattermost.com 7.71/10 6,200 3,459 Sep 2022
5637 getharvest.com 7.71/10 44,000 4,573 Sep 2022
5638 thesocialshepherd.com 7.71/10 13,200 5,570 Sep 2022
5639 boia.org 7.71/10 2,400 2,670 Dec 2022
5640 tourmkr.com 7.71/10 1,900 1,406 Feb 2023
5641 mercadolibre.com.mx 7.71/10 49,700 300,589 Aug 2023
5642 clojure.org 7.71/10 1,300 407 Aug 2023
5643 edfringe.com 7.71/10 22,100 4,173 Sep 2022
5644 applicantpro.com 7.71/10 6,200 9,653 Oct 2024
5645 toms.com 7.71/10 123,200 36,515 Sep 2024
5646 carrier.com 7.71/10 601,700 60,670 Mar 2025
5647 cybersecuritydive.com 7.71/10 11,300 8,061 May 2025
5648 digiaccess.org 7.71/10 - 2 Sep 2025
5649 iconosquare.com 7.71/10 4,400 3,984 Mar 2024
5650 runoob.com 7.71/10 2,500 9,274 Feb 2026
5651 omnicalculator.com 7.71/10 8,333,400 686,151 Oct 2024
5652 reco.se 7.71/10 230 886 Sep 2022
5653 safetyculture.com 7.71/10 225,100 51,320 Sep 2022
5654 smartodr.in 7.71/10 26 84 Sep 2023
5655 liebherr.com 7.71/10 31,900 13,006 Sep 2022
5656 papermag.com 7.71/10 68,600 50,526 Aug 2025
5657 analyticsindiamag.com 7.71/10 7,000 12,148 Sep 2022
5658 vivaticket.com 7.71/10 3,500 1,130 Jul 2025
5659 ig.com 7.71/10 1,975,800 94,256 Sep 2022
5660 legal500.com 7.71/10 20,200 15,787 Aug 2024
5661 nhs.wales 7.71/10 1,600 879 Apr 2023
5662 kingston.com 7.71/10 172,500 48,203 Sep 2022
5663 proboards.com 7.71/10 4,500 633 Nov 2023
5664 polymarket.com 7.71/10 68,900 30,646 May 2023
5665 northropgrumman.com 7.71/10 378,200 37,839 Sep 2022
5666 dmv.org 7.71/10 18,900 33,674 May 2025
5667 state.la.us 7.71/10 - - Aug 2023
5668 massgeneralbrigham.org 7.71/10 763,300 126,597 Jul 2024
5669 standards.org.au 7.71/10 990 894 Nov 2024
5670 ritzau.dk 7.71/10 - - Apr 2026
5671 bridgew.edu 7.71/10 60,400 14,635 Jun 2025
5672 jipdec.or.jp 7.71/10 3 24 Oct 2025
5673 westword.com 7.71/10 216,200 123,232 Jul 2025
5674 abqjournal.com 7.71/10 86,200 48,177 Oct 2025
5675 chestnet.org 7.71/10 17,300 2,686 Sep 2022
5676 lvz.de 7.71/10 870 1,639 Jul 2024
5677 theccc.org.uk 7.71/10 360 1,014 Feb 2024
5678 cshl.edu 7.71/10 40,800 9,028 Jan 2026
5679 dva.gov.au 7.71/10 2,300 3,573 Feb 2026
5680 ticketmaster.de 7.71/10 2,500 1,845 Sep 2022
5681 ncsbn.org 7.71/10 125,700 18,896 Oct 2022
5682 infrastructurereportcard.org 7.71/10 3,800 1,026 Apr 2025
5683 edmonton.ca 7.71/10 39,100 15,114 Sep 2022
5684 seattlechildrens.org 7.71/10 262,200 136,994 Jun 2025
5685 francophonie.org 7.71/10 3,200 522 Dec 2022
5686 xerces.org 7.71/10 148,000 15,175 Sep 2022
5687 future-shop.jp 7.71/10 - 1 Jan 2024
5688 usg.edu 7.71/10 91,500 19,975 May 2026
5689 onbeing.org 7.71/10 43,300 11,720 Sep 2022
5690 inl.gov 7.71/10 95,600 18,268 May 2024
5691 steigerlegal.ch 7.71/10 3 27 Oct 2022
5692 wlu.edu 7.71/10 34,000 11,776 Sep 2022
5693 tvn.pl 7.71/10 1,300 1,848 Jan 2024
5694 river.go.jp 7.71/10 1 3 Apr 2025
5695 yamaha-motor.co.jp 7.71/10 600 848 Sep 2022
5696 heartfoundation.org.au 7.71/10 147,300 100,049 Sep 2022
5697 lumc.nl 7.71/10 480 809 Apr 2025
5698 rch.org.au 7.71/10 334,800 140,173 Jan 2025
5699 oist.jp 7.71/10 6,300 3,829 Jun 2026
5700 us.edu.pl 7.71/10 1,000 479 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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