What powers holtkamper.nl?
Last seen Jun 2026 · 36 technologies across 22 categories
Advertising
Microsoft Advertising
since Oct 2024
Analytics
Google Analytics
since Jan 2019
Microsoft Clarity
since Jun 2025
Appointment scheduling
Calendly
since May 2026
Caching
WP Rocket
since Jan 2025
CDN
Bunny
since May 2026
CMS
Comment systems
Cookie compliance
Databases
MySQL
since Jan 2025
Font scripts
Font Awesome
since May 2026
Twitter Emoji (Twemoji)
since Dec 2025
JavaScript frameworks
JavaScript libraries
Maps
Miscellaneous
Open Graph
since Jan 2025
RSS
since Jan 2025
Performance
Priority Hints
since Jan 2025
Programming languages
PHP
since Jan 2019
Security
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
UIKit
since May 2026
ZURB Foundation
since May 2026
Web servers
Apache HTTP Server
since Jan 2025
Webmail
Microsoft 365
since Aug 2022
WordPress plugins
Audience
- 83% phone
- 11% desktop
- 6% tablet
Netherlands
Germany
France
Belgium
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.11 / 10 · ranked #1,412,650 of all domains
23 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 6.9 MB · 159 requests
- WordPress theme: holtkamper · all themes
- 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 Dropzone Jun 2026
- dropped Google Font API Jun 2026
- detected HSTS Jun 2026
- dropped jsDelivr Jun 2026
- dropped Klaviyo Jun 2026
- dropped Klaviyo Forms Jun 2026
- dropped Preact Jun 2026
- dropped React Jun 2026
- dropped Really Simple SSL & Security Jun 2026
- dropped Trustindex Jun 2026
- dropped Underscore.js Jun 2026
- dropped WPForms Jun 2026
- detected Bunny May 2026
- detected Calendly May 2026
- detected Facebook Pixel May 2026
- detected Flickity May 2026
- detected Font Awesome May 2026
- detected Gravity Forms May 2026
- detected GSAP May 2026
- detected Leaflet May 2026
- detected Lenis May 2026
- detected Livefyre May 2026
- detected UIKit May 2026
- detected WP Rocket May 2026
- detected ZURB Foundation May 2026
- detected Twitter Emoji (Twemoji) Dec 2025