What powers 
jalb.de?
Last seen Aug 2026 · 7 technologies across 5 categories
Font scripts
JavaScript libraries
Programming languages
Web servers
Webmail
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 stay allowed by default.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
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
4.69 / 10 · ranked #360,748 of all domains
123 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 0.7 MB · 25 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Johannes a Lasco Library
- Founded: 1995
- Country: Germany
From Wikidata (CC0).
Infrastructure
- Hosted on INGENIT (185.232.0.114)
- DNS: 123ns.eu
- Email: no MX record returned, SPF names Microsoft 365
- Email security: SPF (hard fail), DMARC reject
- SSL: DigiCert, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 735,662, 8 hosts
- Verified with: Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted