Websites Powered by RackCache

55,625 websites tracked using RackCache (Caching) · github.com

RackCache is a caching layer that speeds up page delivery by storing generated content. Its official site is github.com. PoweredBy tracks the websites that use RackCache across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the caching ecosystem.

Usage trend

Domains observed using RackCache in each month's HTTP Archive crawl, Apr 2018 to Oct 2026 · peak 18,761 in Mar 2023. 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 11,622 RackCache sites with Chrome UX data, p75 values, Oct 2026.

Top countries

United States 4,978
Taiwan 2,672
Canada 1,959
United Kingdom 1,647
India 1,495
Germany 1,331
Japan 1,281
Australia 1,148

Sites using RackCache by audience country, Chrome UX Report.

Usage by industry

IndustryShareWebsites
Non-profit and religious 0.04% 4
Education 0.03% 21
Arts and entertainment 0.03% 16
Healthcare 0.03% 34
Retail 0.02% 78
Travel and hospitality 0.02% 18
Professional services 0.02% 9
Beauty and wellness 0.02% 5
News and media 0.01% 7
Sports and fitness 0.01% 3
Legal 0.01% 3
Blogs and publishing 0.01% 3

Share of each industry's websites with a detected stack that use RackCache; industries come from what sites declare in their own structured data.

Top sites by authority

9+ <1% · 2 of 372 sites
8+ <1% · 36 of 7,677 sites
7+ <1% · 105 of 45,712 sites
6+ <1% · 179 of 110,136 sites
5+ <1% · 274 of 246,751 sites

The share of the web's most authoritative domains, by Open Page Rank tier, seen running RackCache in recent crawls. Only 372 domains worldwide score 9 or higher.

Websites using RackCache

#DomainOpen Page RankOPREst. monthly visits (US)Visits (US)KeywordsFirst seen
1401 fave1.jp 1.77/10 - - Aug 2022
1402 slovakbowling.sk 1.76/10 - - Dec 2022
1403 trynorthwest.com 1.76/10 - - Feb 2022
1404 kidsread.com.tw 1.76/10 - - Sep 2025
1405 igamers.com.tw 1.76/10 - - May 2024
1406 chulitnalodge.com 1.76/10 98 24 Mar 2020
1407 myzoostudio.com 1.76/10 - - Mar 2025
1408 bnsn.ai 1.76/10 13 5 Dec 2023
1409 lkah.com.tw 1.76/10 - - Sep 2026
1410 connect-project.jp 1.76/10 - - Dec 2023
1411 realtitul.ru 1.76/10 - - Jan 2019
1412 baumannfelix.com 1.76/10 - - Oct 2026
1413 yokota-g.co.jp 1.76/10 - - Jul 2020
1414 rustradio.org 1.76/10 - - Sep 2021
1415 baltimorevalley.ca 1.76/10 3 15 May 2026
1416 fictionjunctionstation.com 1.75/10 - - Jan 2019
1417 taro1985.com 1.75/10 - - Dec 2023
1418 hibikifan.com 1.75/10 - - Sep 2021
1419 hsuslegend.com 1.75/10 - - Sep 2022
1420 miacare.com.tw 1.75/10 - - Apr 2019
1421 nice.com.tw 1.75/10 - - Jan 2019
1422 backstorypreaching.com 1.75/10 300 284 Apr 2023
1423 weijung.com 1.75/10 - - Oct 2022
1424 jtca.org.tw 1.75/10 - - Apr 2025
1425 pbfbio.com.tw 1.74/10 - - Jul 2021
1426 chimeifoodshop.com.tw 1.74/10 - - Sep 2022
1427 deerchaser.com.tw 1.74/10 - - Aug 2026
1428 amzsellersystem.de 1.74/10 - 1 Dec 2021
1429 santabarbarapistachios.com 1.74/10 - - Feb 2020
1430 tanitanek.info 1.74/10 - - Aug 2022
1431 reisekumpel.ruhr 1.74/10 - - Oct 2022
1432 dportales.cl 1.74/10 - - Jan 2019
1433 stbernadetteschch.school.nz 1.73/10 - - Mar 2023
1434 oceanpeaceinc.com 1.73/10 - - Mar 2021
1435 kloudhotel.com.tw 1.73/10 - - May 2023
1436 buserdog.com 1.73/10 260 79 May 2019
1437 ireikanata.com 1.73/10 - - Feb 2019
1438 sandr-public.com 1.73/10 - - Jun 2025
1439 webmasters.de 1.73/10 - - Sep 2026
1440 surayt.com 1.73/10 - - Apr 2026
1441 chintai-ex.jp 1.73/10 1 4 Aug 2019
1442 hlhc.ca 1.73/10 - - Mar 2024
1443 ruapotaka.school.nz 1.72/10 - - Nov 2023
1444 thea.be 1.72/10 - - Jun 2024
1445 sociorei.com 1.72/10 - - Apr 2024
1446 maxence-rigottier.tv 1.72/10 - - Aug 2018
1447 bevyc.com 1.72/10 - - Mar 2026
1448 kitamuraryo.com 1.72/10 - - Aug 2018
1449 momentumbuilds.com 1.72/10 - - May 2026
1450 dachanfoods.com.tw 1.72/10 - - Mar 2021
1451 icookie.com.tw 1.72/10 - - Aug 2022
1452 derli.com.tw 1.72/10 - - Jul 2026
1453 asianet.co.th 1.72/10 - - Aug 2023
1454 djulis-tw.com 1.71/10 - - Dec 2024
1455 sinbowfarm.com 1.71/10 - - Nov 2025
1456 thekingbakery.com.tw 1.71/10 - - Aug 2021
1457 affixhealth.com 1.71/10 - - Jan 2021
1458 healthytodos.com 1.71/10 - - Nov 2023
1459 fukurobun.com.tw 1.71/10 - - Oct 2022
1460 shimazakiharuka.com 1.71/10 - - Jan 2019
1461 michellesparkling.com 1.71/10 - - Feb 2020
1462 zfun.com.tw 1.71/10 - - Jun 2025
1463 libertymall.com.tw 1.71/10 - - Mar 2020
1464 drwang1855.com.tw 1.71/10 - - Oct 2021
1465 weinhandlung-bacchus.de 1.71/10 - - Feb 2022
1466 elegantlife.com.tw 1.70/10 - - Oct 2025
1467 downsizingdiva.com 1.70/10 - - Aug 2022
1468 whistlerwellness.ca 1.70/10 - - Feb 2026
1469 raceon.com.tw 1.70/10 - - Feb 2020
1470 britishjudocouncil.org 1.70/10 1 9 Oct 2025
1471 johnsislandrealestate.com 1.70/10 - - Jan 2021
1472 ouchidehaiku.com 1.70/10 - - Dec 2020
1473 ryo-kitazono.com 1.70/10 - - Jan 2019
1474 pouyuenji.com 1.70/10 - - Feb 2026
1475 da-ice-cube.jp 1.70/10 - - Jul 2025
1476 rueichun.com.tw 1.70/10 - - Jul 2020
1477 panamaconsulate.gr 1.70/10 - - Mar 2021
1478 tempalaytheplankton.jp 1.70/10 - - Aug 2025
1479 tst-fitness.ch 1.70/10 - - Feb 2022
1480 privatewealth.academy 1.69/10 - - Dec 2020
1481 actaanaesthesiologica.be 1.69/10 28 72 Jun 2023
1482 forestofflowers.com 1.69/10 - - Feb 2021
1483 pastimes.net 1.69/10 - - Apr 2019
1484 leadinginsights.be 1.69/10 - - Dec 2022
1485 bioessence.com.tw 1.69/10 - 1 Jan 2019
1486 uby.sk 1.69/10 - - Jan 2019
1487 dynamicphysiookotoks.ca 1.69/10 - - Apr 2026
1488 gorillatrades.com 1.69/10 - - Mar 2023
1489 smartpaylease.com 1.69/10 - - Aug 2018
1490 airportdesk.de 1.69/10 7 29 Sep 2020
1491 rurikamiya.com 1.68/10 - - Feb 2020
1492 reportbee.com 1.68/10 - - Jun 2018
1493 europeangolfrankings.com 1.68/10 - - Jan 2019
1494 zenique.net 1.68/10 - - Sep 2021
1495 mebelas.com 1.68/10 - - Jan 2016
1496 hera3.jp 1.68/10 - - Apr 2023
1497 hoshing1947.com.tw 1.68/10 - - Jun 2022
1498 avondaleprimary.school.nz 1.67/10 - 1 Sep 2020
1499 meow-servant.com 1.67/10 - - Sep 2021
1500 greenstonehomes.com 1.67/10 - - Aug 2023

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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