Websites Powered by HTTP/3

16,990,430 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 Jun 2026 · peak 5,023,473 in Jun 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 800 ms

Median site among 4,524,934 HTTP/3 sites with Chrome UX data, p75 values, Jun 2026.

Top countries

United States 1,284,004
India 592,975
United Kingdom 436,501
Brazil 418,679
Indonesia 328,375
Canada 321,328
Germany 316,957
Italy 305,727

Sites using HTTP/3 by audience country, Chrome UX Report.

Top sites by authority

9+ 58% · 217 of 372 sites
8+ 47% · 3,633 of 7,677 sites
7+ 38% · 17,286 of 45,712 sites
6+ 34% · 37,596 of 110,136 sites
5+ 30% · 73,412 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
3801 redcross.org.au 7.98/10 3,100 4,366 Dec 2022
3802 ucdenver.edu 7.98/10 100,400 41,686 Feb 2023
3803 zenginkyo.or.jp 7.98/10 72 137 Apr 2024
3804 und.edu 7.98/10 198,600 46,154 Jul 2024
3805 iitb.ac.in 7.98/10 7,000 1,635 Nov 2024
3806 chapman.edu 7.98/10 171,700 50,813 Nov 2022
3807 nhmrc.gov.au 7.98/10 7,400 5,100 Jan 2025
3808 nibud.nl 7.98/10 100 98 Oct 2023
3809 zdnet.fr 7.98/10 1,100 770 Jul 2025
3810 carleton.edu 7.98/10 57,600 19,737 Sep 2022
3811 cnes.fr 7.98/10 16,200 2,771 Feb 2024
3812 naszemiasto.pl 7.98/10 110 509 Sep 2022
3813 crikey.com.au 7.98/10 3,600 4,612 Nov 2023
3814 vng.nl 7.98/10 890 132 Jul 2023
3815 mie.lg.jp 7.98/10 - - Aug 2025
3816 ecfr.eu 7.98/10 53,800 13,086 Sep 2022
3817 stopdesign.com 7.97/10 69 93 Oct 2022
3818 base44.com 7.97/10 2,100 2,324 Nov 2024
3819 privacypolicytemplate.net 7.97/10 980 197 Sep 2022
3820 kubiobuilder.com 7.97/10 230 647 Nov 2023
3821 doubleverify.com 7.97/10 1,600 1,060 Oct 2022
3822 pingidentity.com 7.97/10 23,700 8,471 Oct 2024
3823 iiit.ac.in 7.97/10 790 523 Aug 2023
3824 fender.com 7.97/10 812,300 127,930 Oct 2022
3825 phpmyadmin.net 7.97/10 4,400 2,657 Sep 2022
3826 kartra.com 7.97/10 2,700 1,280 May 2024
3827 apa.az 7.97/10 48 207 Sep 2022
3828 lazada.com 7.97/10 2,400 163 Feb 2024
3829 dbca.wa.gov.au 7.97/10 6,900 2,642 Sep 2022
3830 swapcard.com 7.97/10 230 781 Dec 2022
3831 infor.com 7.97/10 22,100 10,895 Feb 2024
3832 mlssoccer.com 7.97/10 1,404,400 134,679 Nov 2023
3833 fastspinpromotion.com 7.97/10 - - Mar 2024
3834 whatismyipaddress.com 7.97/10 910,800 34,815 Sep 2022
3835 telus.com 7.97/10 47,500 30,920 Sep 2022
3836 ajg.com 7.97/10 55,800 14,950 Sep 2022
3837 netbsd.org 7.97/10 290 308 Jun 2025
3838 stan.store 7.97/10 3,000 2,112 Mar 2025
3839 chef.io 7.97/10 1,200 840 Jan 2023
3840 adespresso.com 7.97/10 10,100 6,922 Sep 2022
3841 enrollbusiness.com 7.97/10 - 11 Mar 2026
3842 etoro.com 7.97/10 340,100 68,768 Sep 2022
3843 cognizant.com 7.97/10 85,800 15,843 Jun 2024
3844 iqvia.com 7.97/10 43,700 14,446 Oct 2024
3845 malteser.de 7.97/10 240 325 Sep 2022
3846 suno.com 7.97/10 89,600 19,242 May 2024
3847 skeepers.io 7.97/10 1,600 1,436 Sep 2022
3848 regfox.com 7.97/10 2,400 1,541 May 2024
3849 stellantis.com 7.97/10 43,400 17,295 Nov 2022
3850 forms.app 7.97/10 14,700 16,205 Feb 2026
3851 rescuetime.com 7.97/10 3,800 4,643 Mar 2025
3852 fsb.org 7.97/10 51,700 3,511 Sep 2022
3853 insightcrime.org 7.97/10 63,600 19,840 Dec 2022
3854 zipdo.co 7.97/10 1,300 3,305 Jun 2023
3855 chevrolet.com 7.97/10 2,584,000 260,648 Apr 2026
3856 chain.link 7.97/10 22,800 3,703 Sep 2022
3857 ilsos.gov 7.97/10 759,500 298,797 Oct 2025
3858 consumer.gov 7.97/10 80,000 11,223 Jun 2026
3859 petmd.com 7.97/10 7,827,400 761,486 Jun 2024
3860 f6s.com 7.97/10 65,900 67,706 Jan 2026
3861 ssb.no 7.97/10 5,600 4,249 Sep 2022
3862 ga.gov.au 7.97/10 28,200 15,089 Jul 2025
3863 efe.com 7.97/10 3,800 11,796 Sep 2022
3864 verywellfit.com 7.97/10 1,590,800 389,209 Jul 2025
3865 nordbayern.de 7.97/10 1,400 1,485 Apr 2025
3866 kottke.org 7.97/10 33,400 20,607 Mar 2024
3867 theicct.org 7.97/10 7,100 7,633 Sep 2022
3868 noz.de 7.97/10 860 3,128 Apr 2023
3869 villanova.edu 7.97/10 880 51 May 2023
3870 lareviewofbooks.org 7.97/10 87,700 64,703 Sep 2022
3871 enedis.fr 7.97/10 910 1,014 Jan 2023
3872 tokyo-cci.or.jp 7.97/10 69 59 Sep 2022
3873 biologicaldiversity.org 7.97/10 66,100 30,153 May 2025
3874 benesse.ne.jp 7.97/10 - - Sep 2022
3875 mtsu.edu 7.97/10 79,500 40,352 Oct 2023
3876 tbsradio.jp 7.97/10 230 98 Dec 2022
3877 kirin.co.jp 7.97/10 64 125 Sep 2024
3878 rarathemes.com 7.96/10 240 711 Feb 2023
3879 spothopperapp.com 7.96/10 3,800 1,671 Jan 2023
3880 udiscovermusic.com 7.96/10 689,800 192,831 Sep 2022
3881 ice.com 7.96/10 126,200 16,168 May 2026
3882 ocks.org 7.96/10 - - Sep 2022
3883 thefork.com 7.96/10 125,100 51,726 Nov 2024
3884 wpconsent.com 7.96/10 14 60 Apr 2026
3885 korrespondent.net 7.96/10 450 139 Sep 2025
3886 pravatar.cc 7.96/10 110 25 Nov 2022
3887 stoplight.io 7.96/10 2,000 1,265 Sep 2022
3888 bethesda.net 7.96/10 212,800 19,822 Sep 2022
3889 kintoneapp.com 7.96/10 2 3 Sep 2022
3890 drip.com 7.96/10 20,400 4,558 Nov 2022
3891 freeimages.com 7.96/10 323,800 238,118 Nov 2024
3892 saatchiart.com 7.96/10 80,700 59,229 Aug 2025
3893 uso.org 7.96/10 97,700 23,657 Sep 2022
3894 moh.gov.sg 7.96/10 6,700 3,335 Nov 2024
3895 setapp.com 7.96/10 284,500 99,915 Sep 2022
3896 waveapps.com 7.96/10 132,600 18,954 Nov 2024
3897 trimble.com 7.96/10 32,000 16,104 Sep 2022
3898 netgear.com 7.96/10 469,200 66,911 Nov 2022
3899 uptodown.com 7.96/10 7,500 3,463 Sep 2023
3900 finder.com 7.96/10 76,900 56,797 Aug 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.

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