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cern.ch

https://cern.ch

C72
Performance 48Accessibility 91SEO 100Best Practices 96

15 technologies detected · Last audited Apr 21, 2026

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Technology stack

Analytics

Matomo Analytics

Backend

PHP

Cms

Drupal

Frontend

Bootstrap Bulma GSAP Google Search Console MathJax Microsoft OWL Carousel Prism ScrollMagic Tailwind CSS Underscore.js jQuery

Frequently asked questions about cern.ch

What technology does cern.ch use?

cern.ch is built with Drupal, Bootstrap, Bulma, GSAP, and Google Search Console.

Is cern.ch fast?

No — cern.ch scores 48/100 on Lighthouse mobile performance, indicating significant optimization opportunities.

Is cern.ch accessible?

Yes — cern.ch scores 91/100 on Lighthouse accessibility, meeting most WCAG-aligned automated checks.

What CMS does cern.ch use?

cern.ch runs on Drupal 10.

Where is cern.ch hosted?

Hosting provider for cern.ch could not be determined from the most recent audit.

Does cern.ch use HTTPS?

Yes — cern.ch serves traffic over HTTPS.

1 audits

Apr 21, 2026 20:14 UTC Latest

/

Worker: worker-madrid-spain-05

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Scores

Performance 48Accessibility 91Best Practices 96SEO 100PWA 0

Timing

LCP: 92.77 sFirst Contentful Paint: 6.18 sTTFB: 139 msTotal Time: 139 msCumulative Layout Shift: 0.013

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