What powers arda.nl?
Last seen Jun 2026 · 24 technologies across 11 categories
Appointment scheduling
Calendly
since Sep 2024
CDN
Amazon CloudFront
since Oct 2023
Amazon S3
since Oct 2023
cdnjs
since Oct 2023
Cloudflare
since Oct 2023
jQuery CDN
since Oct 2023
Cookie compliance
CookieYes
since Feb 2025
Amazon SES
since Oct 2023
Font scripts
JavaScript libraries
Isotope
since Oct 2023
OWL Carousel
since Oct 2023
Miscellaneous
PaaS
Amazon Web Services
since Oct 2023
Programming languages
GraphQL
since Dec 2023
TypeScript
since Dec 2023
Security
HSTS
since Oct 2023
UI frameworks
Audience
- 88% desktop
- 12% phone
Netherlands
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.72 / 10 · ranked #4,837,886 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0.2 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Dutch
- CDN: Amazon CloudFront
- Weight: 3.7 MB · 78 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| arda.nl | 16 |
| portal.arda.nl | 14 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped SoundManager Apr 2026
- detected Tailwind CSS Apr 2026
- detected DataTables Nov 2025
- detected SoundManager Oct 2025