What powers klavertje-vier.net?
Last seen Jun 2026 · 29 technologies across 18 categories
Advertising
Microsoft Advertising
since Apr 2025
Analytics
CDN
Amazon S3
since Sep 2022
Cloudflare
since Mar 2022
Cookie compliance
Ecommerce
Cart Functionality
since Feb 2022
Font scripts
Google Font API
since Jul 2020
JavaScript frameworks
Emotion
since Jul 2021
JavaScript libraries
Live chat
UserLike
since Jun 2021
WhatsApp Business Chat
since Feb 2022
Marketing automation
HubSpot
since Mar 2022
Miscellaneous
PaaS
Amazon Web Services
since Sep 2022
Photo galleries
PhotoSwipe
since May 2025
Security
Cloudflare Bot Management
since Mar 2022
HSTS
since Sep 2023
Tag managers
Google Tag Manager
since Jul 2020
UI frameworks
Web servers
Webmail
Microsoft 365
since Sep 2022
Audience
- 56% phone
- 44% desktop
Belgium
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.56 / 10 · ranked #22,922,258 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Jun 2026.