What powers rolfmiller.de?
Last seen Sep 2026 · 7 technologies across 6 categories
Hosting
Strato
since Aug 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PWA
since Mar 2023
Operating systems
UNIX
since Jun 2022
Security
HSTS
since Sep 2022
Web servers
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
3.35 / 10 · ranked #1,068,390 of all domains
50 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German (Germany)
- Weight: 24.5 MB · 33 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on STRATO (81.169.145.162, IPv6)
- Email: no MX record returned
- Email security: DMARC reject
- SSL: Sectigo, RSA 2048, wildcard, expires Oct 2026
- Common Crawl link graph: rank 1,349,815, 2 hosts
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted