What powers 
nabu-federsee.de?
Last seen Oct 2026 · 12 technologies across 8 categories
CDN
CMS
Hosting
JavaScript frameworks
JavaScript libraries
Miscellaneous
Security
Webmail
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 Nov 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
3.51 / 10 · ranked #885,015 of all domains
53 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German (Germany)
- CDN: Cloudflare
- Weight: 0.8 MB · 31 requests
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (185.60.251.251)
- Email: Hornetsecurity
- Email security: SPF, DMARC reject
- SSL: Google Trust Services, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 788,192
- Verified with: Apple Business, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped core-js Apr 2026
- dropped Nginx Feb 2026
- detected Cloudflare Jan 2026
- detected Cloudflare Bot Management Jan 2026
- detected HTTP/3 Jan 2026