What powers certusgroep.nl?
Last seen Jun 2026 · 14 technologies across 10 categories
Analytics
CDN
Cloudflare
since Sep 2024
CMS
Umbraco
since Nov 2022
Cookie compliance
Cookie Script
since Dec 2024
JavaScript libraries
Glide.js
since Feb 2023
Miscellaneous
HTTP/3
since Sep 2024
Open Graph
since Sep 2022
Security
Cloudflare Bot Management
since Jun 2025
Tag managers
Google Tag Manager
since Jan 2019
Matomo Tag Manager
since Aug 2024
Web frameworks
Microsoft ASP.NET
since Jan 2019
Webmail
Microsoft 365
since Aug 2022
Audience
- 63% phone
- 37% desktop
Netherlands
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.94 / 10 · ranked #3,752,986 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Dutch
- CDN: Cloudflare
- Weight: 10.3 MB · 59 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.