Websites Powered by RackCache
55,574 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
5K
10K
15K
20K
Apr 2018
May 2020
Jun 2022
Jul 2024
Aug 2026
Domains observed using RackCache in each month's HTTP Archive crawl,
Apr 2018 to Aug 2026 · peak 18,761 in Mar 2023. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 2 s
INP 75 ms
CLS 0
TTFB 900 ms
Median site among 11,948 RackCache sites with Chrome UX data, p75 values, Aug 2026.
Top countries
United States
5,155
Taiwan
2,704
Canada
1,933
United Kingdom
1,668
India
1,631
Germany
1,371
Japan
1,296
Australia
1,217
Sites using RackCache by audience country, Chrome UX Report.
Top sites by authority
9+
<1% · 3 of 372 sites
8+
<1% · 42 of 7,677 sites
7+
<1% · 115 of 45,712 sites
6+
<1% · 191 of 110,136 sites
5+
<1% · 297 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
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 1001 | arcarchitects.com | 1.33/10 | 400 | 174 | Nov 2022 |
| 1002 | archeologickyatlas.cz | 3.21/10 | 4 | 7 | Mar 2020 |
| 1003 | archg.net | 0.70/10 | 38 | 3 | Sep 2020 |
| 1004 | archon.sk | 0.82/10 | 4 | 1 | Jan 2019 |
| 1005 | archwayhealth.ca | 0.31/10 | 7 | 8 | May 2025 |
| 1006 | arhs.co.za | 1.29/10 | 85 | 4 | Apr 2020 |
| 1007 | arhtc.ru | 0.72/10 | - | - | Nov 2022 |
| 1008 | arielsuperstore.com | 0.10/10 | - | 1 | Nov 2022 |
| 1009 | arigatomusic.co.jp | 1.95/10 | - | 1 | Jan 2019 |
| 1010 | arimuraryutaro.com | 2.43/10 | - | 2 | Feb 2019 |
| 1011 | arin.com.tw | 1.60/10 | - | - | Jan 2021 |
| 1012 | arlingtonsoccer.com | 2.70/10 | 6,600 | 1,188 | Jan 2019 |
| 1013 | arnicacounselling.com | 0.39/10 | - | - | May 2025 |
| 1014 | aroma-woman.com.tw | 0.59/10 | - | - | May 2024 |
| 1015 | aromaharvest.com | 0.92/10 | - | - | Jul 2019 |
| 1016 | arowana-2024.com | 0.11/10 | - | - | Apr 2024 |
| 1017 | arpaconnect.jp | 3.12/10 | - | - | Feb 2026 |
| 1018 | artasty1993.com.tw | 0.40/10 | - | - | Aug 2022 |
| 1019 | artemisgarden.com.tw | 0.23/10 | - | - | May 2025 |
| 1020 | artetdessin.com | 0.30/10 | 1 | 19 | Aug 2026 |
| 1021 | artfans.com.tw | 0.65/10 | - | 2 | Jan 2026 |
| 1022 | artificer.co | 1.04/10 | - | - | Aug 2022 |
| 1023 | artistlaunchframework.com | 0.10/10 | 32 | 7 | Oct 2022 |
| 1024 | artistrise.com | 0.29/10 | 2 | 6 | Jun 2021 |
| 1025 | aruplab.com | 5.55/10 | 42,300 | 13,705 | Aug 2022 |
| 1026 | arux.app | 5.73/10 | - | - | May 2026 |
| 1027 | ascendchiropracticne.com | 0.44/10 | 5 | 31 | Dec 2022 |
| 1028 | ascensionmasterclass.com | 0.13/10 | - | - | Jun 2024 |
| 1029 | ascentphysio.com | 0.49/10 | 2 | 20 | Dec 2023 |
| 1030 | asdceuticals.tw | 0.23/10 | - | - | May 2025 |
| 1031 | aseguradoraabank.com | 0.14/10 | 18 | 50 | Aug 2022 |
| 1032 | asenjoonevisitdentistry.com | 0.33/10 | 43 | 19 | Apr 2023 |
| 1033 | asianet.co.th | 1.72/10 | - | - | Aug 2023 |
| 1034 | askcoachsandra.com | 0.31/10 | - | 3 | Jun 2024 |
| 1035 | aslly.com.tw | 0.57/10 | - | - | Feb 2023 |
| 1036 | aslsoccer.com | 0.43/10 | 360 | 175 | Apr 2019 |
| 1037 | aspazahari.gr | 0.31/10 | - | - | Sep 2020 |
| 1038 | aspirepropertygroup.co.uk | 0.69/10 | - | - | Apr 2022 |
| 1039 | aspmaster.ru | 0.32/10 | - | - | Apr 2020 |
| 1040 | aspramece.org.br | 1.05/10 | - | - | Nov 2024 |
| 1041 | assamteafarm.com.tw | 2.80/10 | - | 1 | Feb 2020 |
| 1042 | assessingparenting.com | 1.29/10 | 340 | 77 | Feb 2020 |
| 1043 | assetsforlife.uk | 0.99/10 | - | - | Feb 2023 |
| 1044 | assist.com | 2.04/10 | - | - | Aug 2022 |
| 1045 | associatedartcollectors.com | 0.39/10 | 3 | 66 | Jan 2021 |
| 1046 | astro-tale.com | - | - | 1 | Dec 2025 |
| 1047 | astrocaffe.com | 0.35/10 | 31 | 2 | Jan 2019 |
| 1048 | astrology.ai | 0.22/10 | - | 3 | Nov 2024 |
| 1049 | astrologymanifest.com | 1.60/10 | - | 2 | Apr 2025 |
| 1050 | astropix.org | 2.19/10 | 52 | 37 | Sep 2022 |
| 1051 | asturbasket.com | 0.12/10 | - | - | Feb 2019 |
| 1052 | ataraxis.com.tw | 0.57/10 | - | - | Sep 2021 |
| 1053 | atarayo-jp.com | 2.18/10 | - | - | Dec 2024 |
| 1054 | atarunakamura.com | 1.67/10 | 15 | 1 | Feb 2023 |
| 1055 | atfes.com | 2.92/10 | 1 | 3 | Jun 2021 |
| 1056 | atingire.com | 0.10/10 | - | - | Jul 2019 |
| 1057 | atlas-sport.com.tw | 1.02/10 | - | - | Jan 2022 |
| 1058 | atrusty.com.tw | - | - | - | May 2025 |
| 1059 | attiscaptain.com | 0.10/10 | - | - | Jan 2021 |
| 1060 | attridgechiro.ca | 0.50/10 | - | - | Sep 2020 |
| 1061 | atzone.com.tw | 0.89/10 | - | 1 | Oct 2021 |
| 1062 | auburndalescream.com | 0.41/10 | 310 | 76 | Oct 2022 |
| 1063 | auggiesgamestore.com | 0.29/10 | 46 | 13 | Apr 2019 |
| 1064 | augustijnen.be | 1.20/10 | 3 | 10 | Oct 2024 |
| 1065 | aurban.com.tw | 0.40/10 | - | 1 | Apr 2026 |
| 1066 | aurenalabs.com | 1.41/10 | - | - | Nov 2022 |
| 1067 | aurigabonos.es | 1.88/10 | - | - | Jan 2019 |
| 1068 | auriva.ca | - | - | - | Apr 2026 |
| 1069 | aurorachiropractor.net | 0.24/10 | 42 | 20 | Jan 2026 |
| 1070 | auroraerica.jp | 3.19/10 | - | - | Feb 2019 |
| 1071 | auroratelecom.com.tw | 1.95/10 | - | - | Aug 2022 |
| 1072 | ausnewdisability.com | 0.29/10 | - | - | Apr 2022 |
| 1073 | australianinvestmenteducation.com.au | 2.93/10 | 2 | 40 | Sep 2020 |
| 1074 | australianmarketingsummit.com | 0.10/10 | - | - | Feb 2026 |
| 1075 | authorify.com | 1.47/10 | 91 | 43 | Dec 2020 |
| 1076 | authoritydotio.com | 0.73/10 | 2 | 5 | Aug 2025 |
| 1077 | autoincomesites.com | - | - | - | Dec 2020 |
| 1078 | automatedcashsites.com | 0.10/10 | 1 | 1 | Nov 2024 |
| 1079 | automaticmoneysystem.online | 0.15/10 | - | 2 | May 2023 |
| 1080 | automaticpaymentpools.com | 0.60/10 | - | 5 | Mar 2024 |
| 1081 | autopapa.com | 0.29/10 | 1 | 1 | Jan 2019 |
| 1082 | autopel.com | 1.19/10 | - | - | Jul 2023 |
| 1083 | autumncalabrese.com | 1.80/10 | 930 | 119 | Nov 2020 |
| 1084 | avalon.school.nz | 1.19/10 | - | - | Feb 2026 |
| 1085 | averyranchredfish.com | 0.11/10 | 54 | 16 | Aug 2022 |
| 1086 | avier.com.tw | 1.88/10 | - | 1 | Jun 2021 |
| 1087 | avimoveis.com.br | 0.79/10 | - | 1 | Jan 2019 |
| 1088 | avocatul.md | 2.17/10 | - | - | Feb 2019 |
| 1089 | avondaleprimary.school.nz | 1.67/10 | - | 1 | Sep 2020 |
| 1090 | awakeninglab.com | 0.10/10 | - | - | Jan 2019 |
| 1091 | awastea.com | 1.27/10 | - | - | Jul 2023 |
| 1092 | awesomely.com | 1.93/10 | 640 | 577 | Jun 2024 |
| 1093 | awesomerei.com | 0.72/10 | - | - | Apr 2022 |
| 1094 | awkward-media.com | 3.60/10 | 6 | 29 | Feb 2023 |
| 1095 | axesfemme.tw | 0.77/10 | - | 1 | Dec 2025 |
| 1096 | axuedessert.com.tw | 0.40/10 | - | - | Sep 2024 |
| 1097 | axysgolf.com | 1.24/10 | 30 | 19 | Apr 2019 |
| 1098 | aya-uchida.net | 2.50/10 | 5 | 6 | Jan 2019 |
| 1099 | aya-web.com | 2.31/10 | - | - | Jan 2019 |
| 1100 | ayaka-fc.jp | 1.67/10 | - | - | Jan 2026 |
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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