RackCache is a quick drop-in component to enable HTTP caching for Rack-based applications.

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Companies

404

Top Country

US

Top Industry

Health Care

Adoption Insights

RackCache is used by 404 companies in our database, representing approximately 0.01% of all tracked websites. The most common industry using RackCache is Health Care, and adoption is strongest in US.

Top Countries Using RackCache

US246 companies
CA30 companies
GB21 companies
BE21 companies
DE11 companies
BR8 companies
TH8 companies
FR8 companies
AU8 companies
JP8 companies

Top Industries Using RackCache

Health Care50 companies
Advertising14 companies
Consulting12 companies
Information Technology12 companies
E-Commerce11 companies
Fitness10 companies
Education10 companies
Architecture9 companies
Events8 companies
Apps7 companies

Companies Using RackCache

CompanyDomain
Sundays for Dogssundaysfordogs.com
Primarisprimarisreit.com
Glowforgeglowforge.com
Molecular Youmolecularyou.com
Fuse Universalfuseuniversal.com
OneEnergy Renewablesoneenergyrenewables.com
ProctorUproctoru.com
Liquid Diamondsliquid.diamonds
Veowareveoware.space
CapLinkedcaplinked.com

How We Detect RackCache

The Web Radar detects RackCache by analyzing HTTP headers, JavaScript variables, HTML source code, cookies, and DNS records across 3M+ websites. Our detection engine uses over 10,000+ pattern rules to ensure accurate identification. Browse all technologies →

Frequently Asked Questions

What is RackCache?+

RackCache is a quick drop-in component to enable HTTP caching for Rack-based applications.

How many companies use RackCache?+

404 companies in our database use RackCache, representing approximately 0.01% of all tracked websites.

What industries use RackCache the most?+

The top industries using RackCache are Health Care, Advertising, Consulting.

What countries use RackCache the most?+

The top countries using RackCache are US, CA, GB.

Is RackCache popular?+

RackCache is used by 404 companies, making it a notable Caching technology based on adoption across our tracked websites.

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Data last updated: June 2026