What powers the51.nl?
Last seen Jun 2026 · 15 technologies across 13 categories
Analytics
Google Analytics
since Jul 2023
CDN
Google Cloud CDN
since Feb 2024
CMS
Wix
since Mar 2023
IaaS
Google Cloud
since Feb 2024
Issue trackers
Sentry
since Mar 2023
JavaScript frameworks
JavaScript libraries
Miscellaneous
HTTP/3
since Feb 2024
Open Graph
since Mar 2023
Performance
Priority Hints
since Mar 2023
Recruitment & staffing
Recruitee
since Aug 2024
Security
HSTS
since Mar 2023
UI frameworks
Webmail
Google Workspace
since Mar 2023
Audience
Netherlands
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.72 / 10 · ranked #18,579,603 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.6 s |
| INP | 75 ms |
| CLS | 0.75 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Dutch
- CDN: Google
- Weight: 4.1 MB · 242 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped Envoy Feb 2026
- dropped Formitable Jan 2026
- detected Envoy Dec 2025
- dropped Envoy Aug 2025