What powers heisenberg-gymnasium.de?
Last seen Jun 2026 · 7 technologies across 7 categories
CMS
Hosting
IONOS
since Aug 2022
Hosting panels
Plesk
since Sep 2024
Miscellaneous
Open Graph
since Sep 2022
Programming languages
Web servers
Apache HTTP Server
since Jul 2020
Webmail
Microsoft 365
since Aug 2022
Audience
- 79% phone
- 21% desktop
Germany
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.67 / 10 · ranked #2,211,514 of all domains
21 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| CLS | 0 |
| TTFB | 1600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: German
- Weight: 1.2 MB · 17 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Nginx Jun 2026