What powers semmlin.de?
Last seen Oct 2026 · 9 technologies across 8 categories
Analytics
Hosting
IONOS
since May 2024
JavaScript libraries
Miscellaneous
Google Code Prettify
since Sep 2020
UI frameworks
Bootstrap
since Sep 2020
Web servers
Apache HTTP Server
since Sep 2020
Webmail
Microsoft 365
since May 2024
Widgets
FlexSlider
since Sep 2020
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.98 / 10 · ranked #12,996,262 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- Weight: 1.3 MB · 34 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on IONOS (217.160.0.227)
- DNS: IONOS
- Email: Microsoft 365
- Email security: SPF (soft fail), no DMARC record
- SSL: Sectigo, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 62,242,925
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted