What powers 
geelvinck.nl?
Last seen Oct 2026 · 21 technologies across 17 categories
Analytics
CMS
Databases
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
Page builders
Performance
Programming languages
SEO
Tag managers
UI frameworks
Web servers
Webmail
WordPress plugins
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 Nov 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 55% phone
- 45% desktop
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.71 / 10 · ranked #308,335 of all domains
92 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 2.8 MB · 72 requests
- WordPress theme: geelvinck · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Museum Geelvinck (Geelvinck Muziek Museum on Wikidata)
- Country: Netherlands
- Profiles: Facebook, X, Instagram, YouTube
From the homepage's own structured data (Oct 2026) and Wikidata (CC0).
Infrastructure
- Registered Jun 2005 (21 years) via xel
- Hosted on NL-BIT BIT BV (213.154.226.24, IPv6)
- DNS: xel.nl
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record, DNSSEC signed
- SSL: Sectigo, RSA 4096, expires Apr 2027
- Common Crawl link graph: rank 874,886, 3 hosts
- Verified with: Microsoft 365
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| geelvinck.nl | 19 |
| www.geelvinck.nl | 11 |
Full technology history →
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Recent changes
- detected jQuery Jul 2026
- detected jQuery Migrate Jul 2026
- detected Moove GDPR Consent Jul 2026