What powers ratsgymnasium-os.de?
Last seen Sep 2026 · 36 technologies across 18 categories
CMS
Databases
Font scripts
Hosting
JavaScript Libraries
Miscellaneous
Operating systems
Page builders
Performance
Programming languages
Rich text editors
SEO
UI Frameworks
Video players
Web servers
Webmail
WordPress plugins
WordPress themes
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% phone
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.66 / 10 · ranked #2,224,805 of all domains
18 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.4 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- Weight: 1.1 MB · 13 requests
- WordPress theme: generatepress · all themes
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- DNS: STRATO
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- SSL: Sectigo, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 15,913,788, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| rudern.ratsgymnasium-os.de | 21 |
| ratsgymnasium-os.de | 19 |
| www.ratsgymnasium-os.de | 16 |
Full technology history →
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Recent changes
- dropped Contact Form 7 Jun 2026
- dropped core-js Jun 2026
- dropped Elementor Jun 2026
- dropped Flickity Jun 2026
- dropped FullCalendar Jun 2026
- dropped Google Maps Jun 2026
- dropped GSAP Jun 2026
- dropped LazySizes Jun 2026
- dropped OWL Carousel Jun 2026
- dropped Polylang Jun 2026
- dropped Select2 Jun 2026
- dropped Selectize Jun 2026
- dropped TypeScript Jun 2026
- dropped WhatsApp Business Chat Jun 2026
- dropped wpBakery Jun 2026
- detected GenerateBlocks May 2026
- detected GeneratePress May 2026
- detected TablePress May 2026
- detected YouTube Mar 2026
- dropped YouTube Feb 2026