What powers 
naturzentrum-rheinauen.eu?
Last seen Sep 2026 · 9 technologies across 7 categories
Analytics
Matomo Analytics
since Aug 2025
JavaScript libraries
Miscellaneous
PWA
since May 2023
Programming languages
Java
since May 2023
Security
HSTS
since May 2023
UI frameworks
Web servers
Apache HTTP Server
since Apr 2019
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 Oct 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
3.44 / 10 · ranked #957,883 of all domains
34 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- Weight: 3.4 MB · 130 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on KOMM-ONE-AS (194.59.37.26)
- DNS: kivbf.de
- Email: rust.de
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 4096, expires Nov 2026
- Common Crawl link graph: rank 9,864,791
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted