What powers richis-lab.de?
Last seen Sep 2026 · 4 technologies across 4 categories
Hosting
IONOS
since Aug 2022
Miscellaneous
PWA
since Aug 2022
Web servers
Apache HTTP Server
since Jun 2020
Widgets
Patreon
since Jul 2021
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 59% phone
- 41% desktop
Germany
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.04 / 10 · ranked #1,523,751 of all domains
33 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- Weight: 0.1 MB · 7 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on IONOS (217.160.0.94, IPv6)
- DNS: IONOS
- Email: IONOS
- Email security: no SPF record, no DMARC record
- SSL: Sectigo, RSA 2048, wildcard, expires Feb 2027
- Common Crawl link graph: rank 730,885, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted