What powers open9.de?
Last seen Jun 2026 · 10 technologies across 7 categories
CMS
TYPO3 CMS
since Jul 2020
Hosting
Mittwald
since Dec 2023
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
Performance
Priority Hints
since Mar 2025
Programming languages
PHP
since Jul 2020
Security
HSTS
since Apr 2023
Audience
- 81% phone
- 20% desktop
Germany
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.00 / 10 · ranked #1,589,724 of all domains
28 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 75 ms |
| CLS | 0.15 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: German
- Weight: 2.9 MB · 68 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped WhatsApp Business Chat Feb 2026
- dropped Google Tag Manager Nov 2025
- detected WhatsApp Business Chat Aug 2025