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udn.com

https://udn.com

D69
Performance 31Accessibility 80SEO 92Best Practices 73

19 technologies detected · Last audited Apr 21, 2026

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Technology stack

Analytics

Criteo DoubleClick Floodlight Facebook Login Facebook Pixel

Cdn

Nginx

Ecommerce

Cart Functionality

Frontend

Babel Facebook Facebook SDK Firebase Cloud Messaging Funding Choices Google Font API Google Search Console Google Workspace Open Graph RSS Webpack core-js lit-html

Frequently asked questions about udn.com

What technology does udn.com use?

udn.com is built with Cart Functionality, Babel, Facebook, Facebook SDK, and Firebase Cloud Messaging.

Is udn.com fast?

No — udn.com scores 31/100 on Lighthouse mobile performance, indicating significant optimization opportunities.

Is udn.com accessible?

Mostly — udn.com scores 80/100 on Lighthouse accessibility, with a handful of automated issues to address.

What CMS does udn.com use?

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

Where is udn.com hosted?

udn.com is served through Nginx.

Does udn.com use HTTPS?

Yes — udn.com serves traffic over HTTPS.

1 audits

Apr 21, 2026 23:12 UTC Latest

/

Worker: worker-madrid-spain-04

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Scores

Performance 31Accessibility 80Best Practices 73SEO 92PWA 0

Timing

LCP: 31.51 sFirst Contentful Paint: 16.77 sTTFB: 69 msTotal Time: 69 msCumulative Layout Shift: 0.000

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