Websites Powered by Varnish
606,521 websites tracked using Varnish (Caching) · www.varnish-cache.org
Varnish is an open-source HTTP accelerator and caching reverse proxy that sits in front of web servers to serve cached content quickly and reduce backend load. It is commonly identified from the Via or X-Varnish response headers.
Usage trend
100K
200K
300K
Apr 2018
May 2020
Jun 2022
Jul 2024
Aug 2026
Domains observed using Varnish in each month's HTTP Archive crawl,
Apr 2018 to Aug 2026 · peak 249,411 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 700 ms
Median site among 204,464 Varnish sites with Chrome UX data, p75 values, Aug 2026.
Top countries
United States
85,897
Germany
32,786
United Kingdom
27,738
France
26,979
India
26,616
Canada
21,857
Netherlands
21,806
Italy
19,616
Sites using Varnish by audience country, Chrome UX Report.
Top sites by authority
9+
31% · 114 of 372 sites
8+
20% · 1,519 of 7,677 sites
7+
12% · 5,479 of 45,712 sites
6+
9% · 9,482 of 110,136 sites
5+
6% · 14,788 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Varnish in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Varnish
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 601 | ku.edu | 8.52/10 | 80,300 | 6,901 | Aug 2022 |
| 602 | keio.ac.jp | 8.52/10 | 9,400 | 1,068 | Jul 2022 |
| 603 | pypa.io | 8.51/10 | 110 | 21 | Jun 2018 |
| 604 | crates.io | 8.51/10 | 32,600 | 15,968 | Aug 2018 |
| 605 | venmo.com | 8.51/10 | 196,100 | 41,069 | Nov 2018 |
| 606 | jupyter.org | 8.51/10 | 29,300 | 14,059 | Jun 2018 |
| 607 | obsidian.md | 8.51/10 | 87,400 | 16,719 | Jul 2020 |
| 608 | kununu.com | 8.51/10 | 1,100 | 3,075 | Jan 2025 |
| 609 | channelnewsasia.com | 8.51/10 | 62,900 | 50,518 | Jun 2018 |
| 610 | ukri.org | 8.51/10 | 31,600 | 13,846 | Feb 2026 |
| 611 | eu.org | 8.51/10 | - | - | Jan 2019 |
| 612 | monash.edu | 8.51/10 | 257,300 | 68,187 | Jan 2019 |
| 613 | ala.org | 8.51/10 | 269,200 | 59,363 | Apr 2019 |
| 614 | az.gov | 8.51/10 | 28,300 | 6,807 | Jun 2018 |
| 615 | copernicus.eu | 8.51/10 | 17,100 | 6,413 | Aug 2018 |
| 616 | ucalgary.ca | 8.51/10 | 11,000 | 10,559 | Apr 2018 |
| 617 | expressen.se | 8.51/10 | 8,700 | 11,009 | Mar 2024 |
| 618 | one.com | 8.50/10 | 42,000 | 8,368 | Aug 2018 |
| 619 | imweb.me | 8.50/10 | 5 | 10 | Jul 2026 |
| 620 | hackerone.com | 8.50/10 | 43,300 | 5,407 | Jun 2018 |
| 621 | graphql.org | 8.50/10 | 21,900 | 24,137 | Jun 2018 |
| 622 | roblox.com | 8.50/10 | 4,547,800 | 359,353 | Mar 2021 |
| 623 | cbs.com | 8.50/10 | 2,072,700 | 176,712 | May 2018 |
| 624 | taboola.com | 8.50/10 | 10,200 | 5,413 | Apr 2018 |
| 625 | opensuse.org | 8.50/10 | 4,200 | 853 | Dec 2024 |
| 626 | unity3d.com | 8.50/10 | 2 | 7 | Apr 2018 |
| 627 | lulu.com | 8.50/10 | 33,000 | 27,459 | Feb 2019 |
| 628 | fgov.be | 8.50/10 | - | - | Aug 2018 |
| 629 | tradingeconomics.com | 8.50/10 | 2,438,900 | 335,464 | May 2022 |
| 630 | jasper.ai | 8.50/10 | 21,700 | 14,406 | Mar 2022 |
| 631 | paho.org | 8.50/10 | 163,700 | 49,144 | Jun 2021 |
| 632 | icrc.org | 8.50/10 | 64,500 | 19,714 | Apr 2019 |
| 633 | au.dk | 8.50/10 | 500 | 473 | Apr 2018 |
| 634 | syr.edu | 8.50/10 | - | - | Aug 2018 |
| 635 | case.edu | 8.50/10 | 694,400 | 120,999 | Aug 2018 |
| 636 | britishcouncil.org | 8.50/10 | 20,900 | 11,121 | Aug 2018 |
| 637 | bc.edu | 8.50/10 | 205,200 | 43,802 | Aug 2018 |
| 638 | miami.edu | 8.50/10 | 5 | 13 | Dec 2020 |
| 639 | ku.dk | 8.50/10 | 5,000 | 2,453 | Apr 2019 |
| 640 | chalmers.se | 8.50/10 | 6,100 | 2,725 | Apr 2023 |
| 641 | clarivate.com | 8.49/10 | 64,900 | 26,808 | Sep 2018 |
| 642 | fastly.net | 8.49/10 | - | - | Aug 2018 |
| 643 | icims.com | 8.49/10 | 15,400 | 3,303 | Apr 2018 |
| 644 | pytorch.org | 8.49/10 | 44,400 | 12,217 | Jun 2018 |
| 645 | brightlocal.com | 8.49/10 | 20,400 | 4,185 | Feb 2024 |
| 646 | yna.co.kr | 8.49/10 | 350 | 484 | Aug 2018 |
| 647 | vlaanderen.be | 8.49/10 | 7,000 | 3,242 | Aug 2018 |
| 648 | sjsu.edu | 8.49/10 | 502,600 | 132,550 | Apr 2019 |
| 649 | canadahelps.org | 8.49/10 | 5,300 | 3,363 | Jan 2022 |
| 650 | bundesnetzagentur.de | 8.49/10 | 600 | 808 | Nov 2023 |
| 651 | csmonitor.com | 8.49/10 | 98,700 | 98,861 | Aug 2018 |
| 652 | akc.org | 8.49/10 | 9,848,200 | 519,909 | Jun 2018 |
| 653 | nsa.gov | 8.49/10 | 222,500 | 66,092 | Apr 2019 |
| 654 | texasattorneygeneral.gov | 8.49/10 | 413,300 | 129,223 | Oct 2018 |
| 655 | unfpa.org | 8.49/10 | 44,700 | 16,137 | Jun 2018 |
| 656 | atlanticcouncil.org | 8.49/10 | 212,200 | 109,290 | Oct 2019 |
| 657 | temple.edu | 8.49/10 | 130,400 | 30,152 | Jun 2018 |
| 658 | independent.ie | 8.49/10 | 96,600 | 131,523 | Aug 2018 |
| 659 | sapo.pt | 8.49/10 | 10,100 | 29,601 | Aug 2018 |
| 660 | huffingtonpost.co.uk | 8.49/10 | 50,200 | 72,816 | Sep 2021 |
| 661 | unm.edu | 8.49/10 | 35,500 | 18,884 | Aug 2018 |
| 662 | doi.gov | 8.49/10 | 614,400 | 340,208 | Mar 2022 |
| 663 | svd.se | 8.49/10 | 5,000 | 4,005 | Jun 2018 |
| 664 | opencollective.com | 8.48/10 | 2,300 | 1,492 | Jul 2021 |
| 665 | kotlinlang.org | 8.48/10 | 41,300 | 24,336 | Jul 2026 |
| 666 | panasonic.com | 8.48/10 | 42,700 | 27,959 | Jun 2018 |
| 667 | ilsole24ore.com | 8.48/10 | 3,500 | 7,210 | Dec 2018 |
| 668 | ebsco.com | 8.48/10 | 9,567,300 | 933,945 | Jun 2018 |
| 669 | fsc.org | 8.48/10 | 80,600 | 9,873 | Dec 2020 |
| 670 | gq.com | 8.48/10 | 1,872,700 | 656,628 | Jun 2018 |
| 671 | gov.wales | 8.48/10 | 37,700 | 16,015 | Aug 2018 |
| 672 | chip.de | 8.48/10 | 21,400 | 35,937 | Aug 2018 |
| 673 | wv.gov | 8.48/10 | 43,300 | 7,749 | Nov 2024 |
| 674 | wiwo.de | 8.48/10 | 1,500 | 2,929 | Jun 2018 |
| 675 | pacer.org | 8.47/10 | 36,200 | 3,391 | Jun 2025 |
| 676 | hatenablog.com | 8.47/10 | - | - | Aug 2018 |
| 677 | iadb.org | 8.47/10 | 41,900 | 17,252 | Jun 2018 |
| 678 | nfl.com | 8.47/10 | 24,110,500 | 1,018,128 | Aug 2018 |
| 679 | mentalhealth.org.uk | 8.47/10 | 64,400 | 28,212 | Jul 2022 |
| 680 | challenges.fr | 8.47/10 | 1,500 | 4,102 | Jan 2025 |
| 681 | nypl.org | 8.47/10 | 694,800 | 129,390 | Aug 2018 |
| 682 | rp-online.de | 8.47/10 | 6,600 | 10,906 | Jun 2021 |
| 683 | kqed.org | 8.47/10 | 365,100 | 246,843 | Jul 2020 |
| 684 | arts.gov | 8.47/10 | 166,700 | 27,792 | Apr 2018 |
| 685 | bazaarvoice.com | 8.46/10 | 8,700 | 4,934 | Jun 2018 |
| 686 | retaildive.com | 8.46/10 | 141,400 | 72,819 | Jun 2018 |
| 687 | powr.io | 8.46/10 | 5,100 | 2,261 | Oct 2025 |
| 688 | outsideonline.com | 8.46/10 | 367,000 | 286,480 | Jun 2018 |
| 689 | de.com | 8.46/10 | - | 2 | Sep 2022 |
| 690 | n8n.io | 8.46/10 | 19,700 | 34,558 | Mar 2020 |
| 691 | fsf.org | 8.46/10 | 5,300 | 2,277 | Feb 2020 |
| 692 | military.com | 8.46/10 | 1,906,200 | 410,232 | Jun 2018 |
| 693 | state.fl.us | 8.46/10 | - | - | Aug 2018 |
| 694 | elle.fr | 8.46/10 | 13,500 | 17,624 | Apr 2018 |
| 695 | researchandmarkets.com | 8.46/10 | 3,300 | 13,673 | Jun 2018 |
| 696 | fazenda.gov.br | 8.46/10 | - | - | Apr 2018 |
| 697 | insidehighered.com | 8.46/10 | 95,000 | 58,410 | Apr 2018 |
| 698 | aspca.org | 8.46/10 | 883,100 | 235,153 | Jun 2018 |
| 699 | space.com | 8.46/10 | 2,159,000 | 447,395 | Jun 2021 |
| 700 | nt.gov.au | 8.46/10 | 24,900 | 10,878 | Jul 2019 |
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) →
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