What powers vanheijster.nl?
Last seen Jun 2026 · 14 technologies across 11 categories
A/B Testing
Optimizely
since Aug 2025
Databases
MySQL
since Apr 2023
Ecommerce
Microsoft 365
since Aug 2022
Sendgrid
since Aug 2022
JavaScript frameworks
JavaScript libraries
Glider.js
since Sep 2024
Miscellaneous
PWA
since Aug 2022
PaaS
Platform.sh
since Apr 2023
Programming languages
PHP
since Jan 2019
Security
HSTS
since Sep 2022
UI frameworks
Tailwind CSS
since Apr 2023
Audience
- 58% desktop
- 42% phone
Netherlands
Colombia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.98 / 10 · ranked #586,410 of all domains
70 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 2100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Dutch
- CDN: Fastly
- Weight: 1.8 MB · 57 requests
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Jul 2026.
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Recent changes
- dropped New Relic Jun 2026