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t-online.de

https://t-online.de

C73
Performance 40Accessibility 79SEO 92Best Practices 100

16 technologies detected · Last audited Apr 16, 2026

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Technology stack

Analytics

Google Analytics Google Tag Manager Taboola

Frontend

Google Play app Google Search Console HSTS Native app preferred Open Graph Priority Hints RSS React Tailwind CSS Webpack core-js iOS app

Hosting

Next.js

Frequently asked questions about t-online.de

What technology does t-online.de use?

t-online.de is built with Google Play app, Google Search Console, HSTS, Native app preferred, and Open Graph.

Is t-online.de fast?

No — t-online.de scores 40/100 on Lighthouse mobile performance, indicating significant optimization opportunities.

Is t-online.de accessible?

Mostly — t-online.de scores 79/100 on Lighthouse accessibility, with a handful of automated issues to address.

What CMS does t-online.de use?

No CMS fingerprint was detected on t-online.de — it may use a static site generator or a custom application.

Where is t-online.de hosted?

t-online.de is hosted on Next.js.

Does t-online.de use HTTPS?

Yes — t-online.de serves traffic over HTTPS.

1 audits

Apr 16, 2026 17:15 UTC Latest

/

Worker: worker-madrid-spain-03

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Scores

Performance 40Accessibility 79Best Practices 100SEO 92PWA 0

Timing

LCP: 6.30 sFirst Contentful Paint: 2.87 sTTFB: 155 msTotal Time: 155 msCumulative Layout Shift: 0.009

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