What powers bibliotrek.be?
Last seen Oct 2026 · 16 technologies across 11 categories
Analytics
CDN
CMS
Ecommerce
JavaScript libraries
Miscellaneous
Performance
Programming languages
Tag managers
Web frameworks
Webmail
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 Oct 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
- Sep 2026 bytespider removed from robots.txt
- Sep 2026 amazonbot removed from robots.txt
- Sep 2026 applebot-extended removed from robots.txt
- Sep 2026 meta-externalagent removed from robots.txt
- Sep 2026 ccbot removed from robots.txt
- Sep 2026 claudebot removed from robots.txt
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 87% desktop
- 13% phone
Belgium
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.32 / 10 · ranked #2,840,405 of all domains
20 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.8 s |
| INP | 25 ms |
| CLS | 0.25 |
| TTFB | 2400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Dutch
- CDN: Cloudflare
- Weight: 1.4 MB · 35 requests
- Structured data: JSON-LD, Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Bibliotrek BV
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Cloudflare (104.21.55.125, IPv6)
- DNS: Cloudflare DNS
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 16,484,131, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Nginx Oct 2026
- detected Priority Hints Oct 2026
- dropped Doofinder Dec 2025