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readthedocs.io

https://readthedocs.io

C74
Performance 54Accessibility 95SEO 92Best Practices 81

12 technologies detected · Last audited Apr 21, 2026

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Technology stack

Cdn

Cloudflare

Frontend

Cloudflare Bot Management Font Awesome Google Workspace HTTP/3 Open Graph RSS Read the Docs Webpack jQuery lit-element lit-html

Frequently asked questions about readthedocs.io

What technology does readthedocs.io use?

readthedocs.io is built with Cloudflare Bot Management, Font Awesome, Google Workspace, HTTP/3, and Open Graph.

Is readthedocs.io fast?

Somewhat — readthedocs.io scores 54/100 on Lighthouse mobile performance, below the median audited site.

Is readthedocs.io accessible?

Yes — readthedocs.io scores 95/100 on Lighthouse accessibility, meeting most WCAG-aligned automated checks.

What CMS does readthedocs.io use?

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

Where is readthedocs.io hosted?

readthedocs.io is served through Cloudflare.

Does readthedocs.io use HTTPS?

Yes — readthedocs.io serves traffic over HTTPS.

1 audits

Apr 21, 2026 18:50 UTC Latest

/

Worker: worker-madrid-spain-03

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Scores

Performance 54Accessibility 95Best Practices 81SEO 92PWA 0

Timing

LCP: 12.27 sFirst Contentful Paint: 5.49 sTTFB: 233 msTotal Time: 233 msCumulative Layout Shift: 0.000

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