What powers 21degree.nl?
Last seen Jun 2026 · 15 technologies across 11 categories
Analytics
Google Analytics
since Nov 2023
Snowplow Analytics
since Nov 2023
CMS
Duda
since Nov 2023
JavaScript libraries
MobX
since Nov 2023
Live chat
WhatsApp Business Chat
since Nov 2023
Miscellaneous
Open Graph
since Nov 2023
Performance
Priority Hints
since Nov 2023
Photo galleries
PhotoSwipe
since Apr 2025
Reviews
Trustpilot
since Nov 2023
Security
HSTS
since Nov 2023
UI frameworks
Web servers
Nginx
since Nov 2023
Audience
- 100% phone
Netherlands
Countries where the site has Chrome traffic, strongest markets first.
Core Web Vitals
| LCP | 0.5 s |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Dutch
- Weight: 4.8 MB · 66 requests
- 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 Webpack Dec 2025