What powers theorie.nl?
Last seen Jun 2026 · 34 technologies across 18 categories
Advertising
Microsoft Advertising
since Feb 2021
Analytics
Clicky
since Jan 2019
Google Analytics
since Jan 2019
Hotjar
since Jan 2019
Microsoft Clarity
since Feb 2022
Mouse Flow
since Oct 2023
TikTok Pixel
since Jul 2022
CDN
Cloudflare
since May 2022
jsDelivr
since Oct 2025
CMS
Craft CMS
since Jan 2025
Cookie compliance
JavaScript libraries
Maps
Google Maps
since Sep 2023
Marketing automation
MailChimp
since Aug 2022
Miscellaneous
Open Graph
since Sep 2022
PWA
since Sep 2023
Payment processors
PayPal
since Jan 2025
Performance
Priority Hints
since May 2026
Programming languages
PHP
since Jan 2025
Security
Cloudflare Bot Management
since May 2022
HSTS
since Apr 2024
SEO
SEOmatic
since Jan 2025
Tag managers
Google Tag Manager
since Jan 2019
Video players
Web frameworks
Microsoft ASP.NET
since Jan 2019
Yii
since Jan 2025
Web servers
Apache HTTP Server
since Jan 2025
Audience
- 63% desktop
- 34% phone
- 3% tablet
Netherlands
Belgium
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.01 / 10 · ranked #562,927 of all domains
60 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 150 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 8.8 MB · 102 requests
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| theorie.nl | 24 |
| www.theorie.nl | 23 |
| app.theorie.nl | 20 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Priority Hints May 2026
- detected jsDelivr Oct 2025