What powers kultur.schule?
Last seen Sep 2026 · 9 technologies across 6 categories
Font scripts
Google Font API
since Mar 2023
JavaScript libraries
Closure Library
since Oct 2023
Marked
since Jul 2026
Maps
Google Maps
since Mar 2023
Miscellaneous
Open Graph
since Mar 2023
Video players
YouTube
since Jul 2026
Webmail
Google Workspace
since Mar 2023
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 100% phone
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.05 / 10 · ranked #1,497,463 of all domains
16 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- CDN: Google
- Weight: 26.5 MB · 267 requests
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on UDAG (89.31.143.150)
- DNS: udag.de
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- Common Crawl link graph: rank 269,607, 2 hosts
DNS records as swept Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Cloudflare Jul 2026
- dropped Cloudflare Bot Management Jul 2026
- detected Marked Jul 2026
- detected YouTube Jul 2026
- detected Closure Library Jan 2026
- dropped Google Sites Dec 2025