What powers srbffo.de?
Last seen Aug 2026 · 18 technologies across 15 categories
CMS
Databases
Font scripts
Hosting
JavaScript libraries
Miscellaneous
Operating systems
Performance
Programming languages
Security
UI frameworks
Video players
Web frameworks
Web servers
WordPress plugins
AI Crawlers
Blocks 1 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Search and AI assistants
- Amazonbot Blocked
The other 32 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
1 of 33 AI crawlers blocked
Audience
- 100% phone
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.25 / 10 · ranked #1,190,390 of all domains
22 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.8 s |
| CLS | 0.3 |
| TTFB | 3000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- Weight: 4.5 MB · 84 requests
- WordPress theme: webopac (child: ibbenbueren) · all themes
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Frankfurt city and regional library
- Founded: 1906
- Country: Germany
From Wikidata (CC0).
Infrastructure
- Hosted on EDISCOM Am Kanal 4a, 14467 Potsdam (85.199.79.170)
- DNS: STRATO
- Email: fdh-ffo.de
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 4096, expires Oct 2026
- Common Crawl link graph: rank 10,802,524, 2 hosts
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.srbffo.de | 17 |
| srbffo.de | 6 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped jQuery UI Dec 2025
- detected Twitter Emoji (Twemoji) Dec 2025
- dropped core-js Nov 2025
- detected jQuery Migrate Nov 2025