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caniuse.com

https://caniuse.com

Performance 89Accessibility 100SEO 92Best Practices 100

12 technologies detected · Last audited Apr 21, 2026

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Technology stack

Analytics

Google AdSense Google Analytics Google Tag Manager Patreon

Cdn

Nginx

Frontend

AMP Google Font API HSTS MobX RSS lit-element lit-html

Frequently asked questions about caniuse.com

What technology does caniuse.com use?

caniuse.com is built with AMP, Google Font API, HSTS, MobX, and RSS.

Is caniuse.com fast?

Mostly — caniuse.com scores 89/100 on Lighthouse mobile performance, above average but with room to improve.

Is caniuse.com accessible?

Yes — caniuse.com scores 100/100 on Lighthouse accessibility, meeting most WCAG-aligned automated checks.

What CMS does caniuse.com use?

No CMS fingerprint was detected on caniuse.com — it may use a static site generator or a custom application.

Where is caniuse.com hosted?

caniuse.com is served through Nginx.

Does caniuse.com use HTTPS?

Yes — caniuse.com serves traffic over HTTPS.

1 audits

Apr 21, 2026 19:26 UTC Latest

Worker: worker-madrid-spain-04

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Scores

Performance 89Accessibility 100Best Practices 100SEO 92PWA 0

Timing

LCP: 2.19 sFirst Contentful Paint: 2.19 sTTFB: 739 msTotal Time: 739 msCumulative Layout Shift: 0.002

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