What powers keizersgrachtkerk.nl?
Last seen Jun 2026 · 18 technologies across 11 categories
CDN
Cloudflare
since Jan 2023
CMS
WordPress
since Nov 2025
Databases
MySQL
since Nov 2025
Font scripts
Google Font API
since Nov 2025
Twitter Emoji (Twemoji)
since Jan 2026
JavaScript graphics
Chart.js
since Nov 2025
JavaScript libraries
Miscellaneous
Open Graph
since Nov 2025
Popper
since Nov 2025
Operating systems
Ubuntu
since Nov 2025
Page builders
Breakdance
since Nov 2025
Programming languages
PHP
since Nov 2021
Web servers
Audience
Netherlands
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.01 / 10 · ranked #1,578,068 of all domains
23 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 10.9 MB · 70 requests
- WordPress theme: breakdance-zero-theme-master · all themes
- 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
- detected Twitter Emoji (Twemoji) Jan 2026
- dropped Bootstrap Dec 2025
- dropped Facebook Login Dec 2025
- dropped Google Analytics Dec 2025
- dropped Joomla Dec 2025
- dropped RSS Dec 2025
- dropped UIKit Dec 2025
- dropped YouTube Dec 2025
- detected Breakdance Nov 2025
- detected Chart.js Nov 2025
- detected Google Font API Nov 2025
- detected jQuery UI Nov 2025
- detected Moment.js Nov 2025
- detected MySQL Nov 2025
- detected Open Graph Nov 2025
- detected Popper Nov 2025
- detected Swiper Nov 2025
- detected Tippy.js Nov 2025
- detected Ubuntu Nov 2025
- detected WordPress Nov 2025