What powers 
uitgeverijvangorcum.nl?
Last seen Sep 2026 · 10 technologies across 8 categories
CDN
jsDelivr
since Feb 2023
Ecommerce
Cart Functionality
since Feb 2023
Font scripts
Google Font API
since Feb 2023
JavaScript libraries
Programming languages
Security
HSTS
since Feb 2023
UI frameworks
Web servers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 63% desktop
- 37% phone
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #337,563 of all domains
48 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 2.6 MB · 40 requests
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Uitgeverij Van Gorcum
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on CYSO-AS (85.158.202.101)
- DNS: mijndomein.nl
- Email: mijndomein.nl
- Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 4096, expires Nov 2026
- Common Crawl link graph: rank 7,748,324
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted