What powers kennemerlyceum.nl?
Last seen Jun 2026 · 20 technologies across 15 categories
CMS
Databases
MySQL
since Jan 2019
Font scripts
Twitter Emoji (Twemoji)
since Jan 2019
JavaScript libraries
Swiper
since Mar 2025
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Dec 2024
Page builders
WordPress Block Editor
since Jul 2024
Performance
Priority Hints
since Mar 2025
Programming languages
PHP
since Jan 2019
Security
HSTS
since Nov 2024
SEO
UI frameworks
Tailwind CSS
since Mar 2025
Video players
YouTube
since Jan 2019
Web servers
Nginx
since Apr 2021
Audience
- 53% desktop
- 47% phone
Netherlands
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.13 / 10 · ranked #3,266,590 of all domains
9 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 3.8 MB · 60 requests
- WordPress theme: kennemerlyceum2025 · 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
- detected YouTube Apr 2026
- detected Twitter Emoji (Twemoji) Dec 2025