What powers jf-buchdienst.de?
Last seen Oct 2026 · 17 technologies across 14 categories
Advertising
Analytics
Appointment scheduling
Cookie compliance
Ecommerce
JavaScript libraries
Miscellaneous
Payment processors
Programming languages
Security
UI frameworks
Video players
Web servers
Webmail
AI Crawlers
Blocks 1 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 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
- 56% phone
- 25% desktop
- 18% tablet
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.98 / 10 · ranked #1,627,014 of all domains
32 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- Weight: 3.6 MB · 60 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Hetzner (116.202.139.27)
- DNS: start-dns.de
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC reject
- SSL: Let's Encrypt, ECDSA P384, wildcard, expires Nov 2026
- Common Crawl link graph: rank 3,297,253, 2 hosts
- Verified with: Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Microsoft 365 Sep 2026
- dropped Cloudflare Apr 2026
- dropped Cloudflare Bot Management Apr 2026