Websites Powered by Varnish
596,871 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
May 2022
Jun 2024
Jun 2026
Domains observed using Varnish in each month's HTTP Archive crawl,
Apr 2018 to Jun 2026 · peak 249,411 in Nov 2022. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.7 s
INP 75 ms
CLS 0
TTFB 700 ms
Median site among 202,768 Varnish sites with Chrome UX data, p75 values, Jun 2026.
Top countries
United States
94,977
Germany
36,724
France
32,486
United Kingdom
31,590
India
29,464
Netherlands
25,182
Canada
25,078
Italy
22,493
Sites using Varnish by audience country, Chrome UX Report.
Top sites by authority
9+
32% · 118 of 372 sites
8+
20% · 1,526 of 7,677 sites
7+
12% · 5,523 of 45,712 sites
6+
9% · 9,579 of 110,136 sites
5+
6% · 14,960 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 |
|---|---|---|---|---|---|
| 301 | arizona.edu | 8.71/10 | 127,800 | 25,918 | Apr 2018 |
| 302 | u-tokyo.ac.jp | 8.71/10 | 25,200 | 7,795 | Aug 2018 |
| 303 | hku.hk | 8.70/10 | 6,000 | 1,100 | Dec 2021 |
| 304 | brew.sh | 8.70/10 | 29,300 | 6,376 | Aug 2018 |
| 305 | ghost.org | 8.70/10 | 9,500 | 5,676 | Aug 2018 |
| 306 | greenhouse.io | 8.70/10 | - | - | Aug 2018 |
| 307 | nike.com | 8.70/10 | 6,578,200 | 1,990,737 | Oct 2021 |
| 308 | sfgate.com | 8.70/10 | 1,332,500 | 592,026 | Jun 2018 |
| 309 | interieur.gouv.fr | 8.70/10 | 1,500 | 1,189 | Aug 2018 |
| 310 | ucsf.edu | 8.70/10 | 162,500 | 56,785 | Jun 2018 |
| 311 | ama-assn.org | 8.70/10 | 1,151,900 | 292,822 | Jun 2018 |
| 312 | ndr.de | 8.70/10 | 20,900 | 23,228 | Jul 2025 |
| 313 | mcgill.ca | 8.70/10 | 403,000 | 145,097 | Aug 2018 |
| 314 | trustedsite.com | 8.69/10 | 1,600 | 572 | Aug 2021 |
| 315 | in.net | 8.69/10 | - | - | Apr 2019 |
| 316 | digg.com | 8.69/10 | 10,500 | 200 | May 2025 |
| 317 | billboard.com | 8.69/10 | 3,455,900 | 1,254,653 | Jun 2018 |
| 318 | haxx.se | 8.69/10 | 2 | 1 | Aug 2018 |
| 319 | vogue.com | 8.69/10 | 3,267,800 | 1,034,566 | Oct 2018 |
| 320 | lbl.gov | 8.69/10 | 59,100 | 2,456 | Aug 2018 |
| 321 | pitt.edu | 8.69/10 | 62,900 | 8,815 | Jan 2019 |
| 322 | unsw.edu.au | 8.69/10 | 77,400 | 61,319 | Aug 2018 |
| 323 | yomiuri.co.jp | 8.69/10 | 580 | 302 | Jul 2018 |
| 324 | joinmastodon.org | 8.68/10 | 6,500 | 1,959 | Jan 2023 |
| 325 | mozilla.com | 8.68/10 | 64 | 1 | Apr 2025 |
| 326 | icons8.com | 8.68/10 | 573,200 | 189,796 | Jul 2020 |
| 327 | linuxfoundation.org | 8.68/10 | 15,600 | 5,532 | Jun 2018 |
| 328 | freecodecamp.org | 8.68/10 | 447,300 | 210,880 | May 2019 |
| 329 | ticketmaster.com | 8.68/10 | 16,868,900 | 1,043,579 | Aug 2018 |
| 330 | siemens.com | 8.68/10 | 155,200 | 53,421 | Apr 2020 |
| 331 | unibo.it | 8.68/10 | 11,100 | 4,872 | Apr 2018 |
| 332 | inria.fr | 8.68/10 | 1,200 | 667 | Oct 2022 |
| 333 | unwomen.org | 8.68/10 | 109,300 | 44,461 | Aug 2018 |
| 334 | gatech.edu | 8.68/10 | 72,600 | 12,653 | Apr 2018 |
| 335 | navy.mil | 8.68/10 | 320,800 | 44,371 | Aug 2018 |
| 336 | ky.gov | 8.68/10 | - | 1 | Oct 2018 |
| 337 | tufts.edu | 8.68/10 | 98,500 | 9,726 | Jun 2018 |
| 338 | ameba.jp | 8.68/10 | 660 | 173 | Nov 2019 |
| 339 | corriere.it | 8.68/10 | 15,900 | 18,697 | Aug 2018 |
| 340 | unimelb.edu.au | 8.68/10 | 16,100 | 7,502 | Aug 2018 |
| 341 | rtve.es | 8.68/10 | 65,500 | 98,573 | Aug 2018 |
| 342 | formspree.io | 8.67/10 | 4,400 | 3,134 | Apr 2019 |
| 343 | discourse.org | 8.67/10 | 4,100 | 564 | Aug 2018 |
| 344 | co.com | 8.67/10 | - | - | May 2019 |
| 345 | upwork.com | 8.67/10 | 861,100 | 139,397 | Jun 2020 |
| 346 | pantheonsite.io | 8.67/10 | 7 | 5 | Aug 2022 |
| 347 | ed.ac.uk | 8.67/10 | 29,600 | 5,927 | Jun 2018 |
| 348 | esa.int | 8.67/10 | 412,100 | 94,679 | Jul 2019 |
| 349 | lse.ac.uk | 8.67/10 | 60,400 | 38,566 | Apr 2018 |
| 350 | propublica.org | 8.67/10 | 325,000 | 95,405 | Jun 2018 |
| 351 | delaware.gov | 8.67/10 | 128,800 | 12,757 | Aug 2019 |
| 352 | dc.gov | 8.67/10 | 99,300 | 10,787 | Jun 2018 |
| 353 | hawaii.gov | 8.67/10 | 34 | 270 | Aug 2018 |
| 354 | unl.edu | 8.67/10 | 64,000 | 6,655 | Apr 2018 |
| 355 | tbs.co.jp | 8.67/10 | 2,400 | 731 | Sep 2022 |
| 356 | azure.com | 8.66/10 | - | - | May 2019 |
| 357 | semver.org | 8.66/10 | 15,600 | 12,608 | Jun 2018 |
| 358 | vuejs.org | 8.66/10 | 37,400 | 24,204 | Aug 2018 |
| 359 | modelcontextprotocol.io | 8.66/10 | 37,100 | 17,258 | Dec 2024 |
| 360 | xkcd.com | 8.66/10 | 85,300 | 52,442 | Jun 2018 |
| 361 | fifa.com | 8.66/10 | 2,059,400 | 171,849 | Jan 2022 |
| 362 | nationalarchives.gov.uk | 8.66/10 | 278,600 | 59,761 | Jul 2025 |
| 363 | flipsnack.com | 8.66/10 | 24,900 | 14,333 | Sep 2021 |
| 364 | nba.com | 8.66/10 | 23,476,900 | 1,089,703 | Aug 2018 |
| 365 | peatix.com | 8.66/10 | 55 | 208 | Jul 2024 |
| 366 | spglobal.com | 8.66/10 | 643,400 | 138,313 | Jun 2026 |
| 367 | penguinrandomhouse.com | 8.66/10 | 2,030,300 | 350,253 | Oct 2019 |
| 368 | uw.edu | 8.66/10 | - | - | Aug 2018 |
| 369 | edx.org | 8.66/10 | 183,800 | 74,245 | Apr 2018 |
| 370 | altervista.org | 8.66/10 | - | - | Apr 2018 |
| 371 | livescience.com | 8.66/10 | 2,465,700 | 826,229 | Jun 2021 |
| 372 | greenpeace.org | 8.66/10 | 69,500 | 29,682 | Aug 2018 |
| 373 | wustl.edu | 8.66/10 | - | - | Aug 2018 |
| 374 | ru.com | 8.65/10 | - | - | Apr 2020 |
| 375 | rust-lang.org | 8.65/10 | 68,200 | 9,838 | Aug 2018 |
| 376 | finra.org | 8.65/10 | 719,000 | 188,731 | Sep 2019 |
| 377 | state.mn.us | 8.65/10 | 1,200 | 52 | Aug 2018 |
| 378 | ihg.com | 8.65/10 | 4,241,700 | 734,406 | Sep 2022 |
| 379 | mlb.com | 8.65/10 | 39,419,600 | 2,565,494 | Aug 2018 |
| 380 | caltech.edu | 8.65/10 | 148,700 | 22,852 | Oct 2018 |
| 381 | trade.gov | 8.65/10 | 305,200 | 64,245 | Apr 2023 |
| 382 | idaho.gov | 8.65/10 | 97,600 | 7,310 | Apr 2018 |
| 383 | uga.edu | 8.65/10 | 234,400 | 2,908 | Aug 2018 |
| 384 | cuny.edu | 8.65/10 | 294,000 | 61,388 | Aug 2018 |
| 385 | culture.gouv.fr | 8.65/10 | 1,800 | 2,659 | Mar 2019 |
| 386 | usp.br | 8.65/10 | 1 | 19 | Aug 2018 |
| 387 | paris.fr | 8.65/10 | 24,100 | 12,376 | Aug 2018 |
| 388 | uq.edu.au | 8.65/10 | 9,700 | 1,554 | Feb 2019 |
| 389 | elmundo.es | 8.65/10 | 85,600 | 132,945 | Aug 2018 |
| 390 | lu.se | 8.65/10 | 350 | 710 | Jun 2018 |
| 391 | postman.com | 8.64/10 | 35,200 | 23,417 | Jan 2021 |
| 392 | typescriptlang.org | 8.64/10 | 85,300 | 67,245 | May 2024 |
| 393 | mimecast.com | 8.64/10 | 31,900 | 9,786 | Sep 2020 |
| 394 | last.fm | 8.64/10 | 2,182,400 | 855,002 | Jan 2020 |
| 395 | vanityfair.com | 8.64/10 | 1,511,500 | 344,045 | Jun 2018 |
| 396 | orange.fr | 8.64/10 | 2,600 | 209 | Aug 2018 |
| 397 | collegeboard.org | 8.64/10 | 535,300 | 8,598 | Jun 2018 |
| 398 | umass.edu | 8.64/10 | 348,000 | 111,861 | Jun 2018 |
| 399 | vt.edu | 8.64/10 | 215,800 | 25,974 | Apr 2019 |
| 400 | gwu.edu | 8.64/10 | 257,600 | 13,986 | Jun 2018 |
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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