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

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

#DomainOpen Page RankOPREst. monthly visits (US)Visits (US)KeywordsFirst seen
101 psu.edu 9.01/10 581,600 94,595 Apr 2018
102 umich.edu 9.01/10 36,500 1,974 Aug 2018
103 yale.edu 9.01/10 177,900 6,885 Jun 2018
104 prtimes.jp 9.01/10 18,600 19,224 Apr 2023
105 livestream.com 9.00/10 35,400 2,320 Jun 2018
106 gitlab.com 9.00/10 87,500 29,195 Jun 2018
107 uk.com 9.00/10 2 12 Jan 2019
108 wistia.com 9.00/10 25,600 10,231 Jun 2018
109 fastcompany.com 9.00/10 580,900 399,386 Jun 2018
110 cnet.com 9.00/10 6,706,300 2,666,781 Mar 2024
111 psychologytoday.com 9.00/10 3,370,000 1,004,559 Jun 2018
112 upenn.edu 9.00/10 179,200 5,457 Aug 2018
113 dol.gov 9.00/10 2,744,400 631,787 Feb 2019
114 energy.gov 9.00/10 1,887,700 301,694 Jun 2018
115 service.gov.uk 8.99/10 - - Jun 2018
116 va.gov 8.99/10 3,933,900 1,032,734 Aug 2018
117 ohchr.org 8.98/10 379,200 109,533 Apr 2022
118 marriott.com 8.98/10 13,740,800 1,485,399 Aug 2018
119 ox.ac.uk 8.98/10 214,200 93,016 Apr 2018
120 princeton.edu 8.98/10 246,800 50,700 Apr 2018
121 jstor.org 8.98/10 765,500 767,907 Jun 2018
122 texas.gov 8.98/10 856,400 43,777 Aug 2018
123 outbrain.com 8.97/10 16,000 6,097 Dec 2023
124 biomedcentral.com 8.97/10 4,900 5,748 Jun 2018
125 cmu.edu 8.97/10 436,800 81,774 Aug 2018
126 wisc.edu 8.97/10 461,400 7,361 Aug 2018
127 sanity.io 8.96/10 18,900 6,254 Mar 2019
128 theconversation.com 8.96/10 1,494,300 816,726 Jun 2018
129 www.gov.br 8.96/10 154,300 81,900 Aug 2019
130 washington.edu 8.96/10 668,000 107,419 Aug 2018
131 umn.edu 8.96/10 78 49 Jun 2018
132 booking.com 8.95/10 13,584,300 2,384,931 Jun 2019
133 inc.com 8.95/10 361,900 258,701 Jun 2018
134 nsw.gov.au 8.95/10 75,300 73,181 Aug 2018
135 mynavi.jp 8.95/10 81 14 Mar 2021
136 ethz.ch 8.95/10 12,900 11,869 Oct 2018
137 economist.com 8.94/10 418,800 155,666 Jun 2018
138 huffingtonpost.com 8.94/10 370 2 Jul 2021
139 cms.gov 8.94/10 1,908,100 721,120 Sep 2018
140 maine.gov 8.93/10 1,116,200 428,738 Aug 2018
141 mastodon.social 8.93/10 15,100 11,665 Mar 2023
142 ucla.edu 8.93/10 412,200 14,756 Aug 2018
143 jhu.edu 8.93/10 177,400 6,915 Aug 2018
144 wa.gov 8.93/10 719,800 8,195 Jun 2018
145 ipcc.ch 8.93/10 80,900 48,331 Jan 2019
146 mapbox.com 8.92/10 49,700 18,238 Jun 2018
147 docker.com 8.92/10 40,800 24,377 Jun 2018
148 cisco.com 8.92/10 1,161,900 251,239 Aug 2026
149 vox.com 8.92/10 670,700 361,902 Jun 2018
150 bayern.de 8.92/10 12,500 512 Apr 2018
151 utexas.edu 8.92/10 503,000 11,984 Jun 2018
152 uol.com.br 8.92/10 33,600 42,015 Apr 2018
153 uchicago.edu 8.92/10 63,700 10,331 Apr 2018
154 si.edu 8.92/10 1,458,100 152,619 Aug 2018
155 ovhcloud.com 8.91/10 19,700 9,275 May 2021
156 walmart.com 8.91/10 78,582,300 16,234,360 Aug 2018
157 huffpost.com 8.91/10 931,000 747,568 Sep 2021
158 kickstarter.com 8.91/10 402,200 179,276 Jun 2018
159 newsweek.com 8.90/10 5,153,000 1,681,137 May 2021
160 nationalgeographic.com 8.90/10 3,598,800 677,296 Aug 2018
161 nyu.edu 8.90/10 674,000 142,032 Aug 2018
162 nyc.gov 8.90/10 3,942,300 913,688 Feb 2020
163 nvidia.com 8.89/10 1,845,000 409,683 Aug 2018
164 entrepreneur.com 8.89/10 278,400 158,366 Jun 2018
165 hbs.edu 8.89/10 272,000 59,628 Feb 2020
166 usc.edu 8.89/10 361,000 14,987 Aug 2018
167 iheart.com 8.88/10 1,899,600 677,344 Jun 2018
168 debian.org 8.88/10 39,200 16,492 Mar 2020
169 box.com 8.88/10 275,900 24,416 Jun 2018
170 scientificamerican.com 8.88/10 976,600 345,261 Jun 2018
171 duke.edu 8.88/10 193,100 821 Aug 2018
172 disqus.com 8.87/10 7,100 1,014 Aug 2018
173 accenture.com 8.87/10 138,800 76,754 Nov 2023
174 bmj.com 8.87/10 191,800 113,110 Jun 2018
175 cam.ac.uk 8.87/10 208,200 35,354 Jun 2018
176 sueddeutsche.de 8.87/10 11,300 26,267 Aug 2018
177 medlineplus.gov 8.87/10 19,077,400 1,663,537 Oct 2021
178 myportfolio.com 8.86/10 - - Jun 2018
179 us.com 8.86/10 32 9 Jan 2019
180 libsyn.com 8.86/10 3,900 1,232 Aug 2018
181 eff.org 8.86/10 73,200 30,008 Jun 2018
182 purdue.edu 8.86/10 744,800 169,159 Sep 2019
183 northwestern.edu 8.86/10 193,400 45,922 Aug 2018
184 smh.com.au 8.86/10 190,800 204,181 Jun 2018
185 cvent.com 8.85/10 722,300 253,379 Jun 2018
186 drupal.org 8.85/10 253,400 35,665 Jun 2018
187 ilo.org 8.85/10 55,900 30,140 May 2019
188 heart.org 8.85/10 3,203,900 465,174 Aug 2018
189 umd.edu 8.85/10 253,300 15,690 Aug 2018
190 acs.org 8.85/10 801,500 102,932 Aug 2022
191 arstechnica.com 8.84/10 397,800 354,569 Jan 2020
192 buzzfeed.com 8.84/10 2,987,800 1,687,461 Jun 2018
193 livejournal.com 8.84/10 7,200 712 May 2018
194 politico.com 8.84/10 1,665,600 563,907 Jun 2018
195 foxnews.com 8.84/10 3,935,900 1,382,455 Oct 2019
196 ouest-france.fr 8.84/10 53,500 79,938 Aug 2018
197 ucsd.edu 8.84/10 48,100 2,389 Nov 2021
198 ubc.ca 8.84/10 14,500 2,813 Oct 2018
199 getbootstrap.com 8.83/10 229,800 179,100 Feb 2020
200 sap.com 8.83/10 526,000 58,757 Oct 2022

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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