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coursera.org

https://coursera.org

C76
Performance 35Accessibility 97SEO 100Best Practices 73

27 technologies detected · Last audited Apr 15, 2026

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Technology stack

Analytics

Statsig

Backend

Emotion GraphQL JSS

Cdn

AWS CloudFront Amazon CloudFront

Cms

Contentful

Frontend

Amazon Route 53 Apollo Apple Express Facebook Google Play app Google Search Console Google Workspace HSTS Microsoft Native app preferred Open Graph Priority Hints React Sentry Webpack core-js iOS app

Hosting

AWS Amazon Web Services

Frequently asked questions about coursera.org

What technology does coursera.org use?

coursera.org is built with Contentful, Amazon Route 53, Apollo, Apple, and Express.

Is coursera.org fast?

No — coursera.org scores 35/100 on Lighthouse mobile performance, indicating significant optimization opportunities.

Is coursera.org accessible?

Yes — coursera.org scores 97/100 on Lighthouse accessibility, meeting most WCAG-aligned automated checks.

What CMS does coursera.org use?

coursera.org runs on Contentful.

Where is coursera.org hosted?

coursera.org is hosted on AWS.

Does coursera.org use HTTPS?

Yes — coursera.org serves traffic over HTTPS.

2 audits

Apr 15, 2026 23:26 UTC Latest

/

Worker: worker-madrid-spain-01

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Scores

Performance 35Accessibility 97Best Practices 73SEO 100PWA 0

Timing

LCP: 18.09 sFirst Contentful Paint: 3.57 sTTFB: 168 msTotal Time: 168 msCumulative Layout Shift: 0.000
Apr 7, 2026 20:14 UTC

/

Worker: worker-madrid-spain-05

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Scores

Performance 38Accessibility 97Best Practices 73SEO 100PWA 0

Timing

LCP: 13.96 sFirst Contentful Paint: 2.91 sTTFB: 504 msTotal Time: 558 msCumulative Layout Shift: 0.028

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