What powers 
qfi-oz.de?
Last seen Aug 2026 · 9 technologies across 7 categories
DMS
JavaScript libraries
Miscellaneous
Operating systems
Ubuntu
since Mar 2025
Programming languages
PHP
since Jan 2022
UI frameworks
Bootstrap
since May 2021
Web servers
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.47 / 10 · ranked #925,754 of all domains
42 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- Hosted on UNIFFM-NET cords@rz.uni-frankfurt.de 20101227 (141.2.140.20)
- DNS: uni-frankfurt.de
- Email: no MX record returned
- SSL: HARICA, ECDSA P256, expires Jan 2027
- Common Crawl link graph: rank 8,948,829, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted