What powers rekenkamers.nl?
Last seen Jun 2026 · 15 technologies across 12 categories
Analytics
CMS
WordPress
since Oct 2024
Databases
MySQL
since Oct 2024
Font scripts
Google Font API
since Oct 2024
JavaScript libraries
LazySizes
since Oct 2024
Miscellaneous
Open Graph
since Oct 2024
RSS
since Oct 2024
Programming languages
PHP
since Oct 2024
Security
HSTS
since Oct 2024
UI frameworks
UIKit
since Oct 2024
Web servers
Nginx
since Oct 2024
Webmail
Microsoft 365
since Oct 2024
WordPress plugins
Audience
- 61% desktop
- 39% phone
Netherlands
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.65 / 10 · ranked #789,109 of all domains
34 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 0.7 MB · 27 requests
- WordPress theme: yootheme (child: yootheme-nvrr) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped jQuery Apr 2026
- dropped jQuery Migrate Apr 2026
- dropped ShareThis Sep 2025
- dropped Cloudflare Aug 2025
- dropped Cloudflare Bot Management Aug 2025
- dropped Vimeo Aug 2025