What powers jfc.nl?
Last seen Aug 2026 · 36 technologies across 21 categories
Advertising
Microsoft Advertising
since Oct 2024
CDN
jsDelivr
since Nov 2022
CMS
WordPress
since Nov 2022
Cookie compliance
Databases
MySQL
since Nov 2022
Documentation
Wiki.js
since Aug 2022
Font scripts
Font Awesome
since Nov 2022
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Marketing automation
MailChimp
since Feb 2024
Miscellaneous
Network storage
Synology DiskStation
since May 2023
PaaS
Azure
since Aug 2022
Programming languages
Security
HSTS
since Sep 2022
SEO
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Vuetify
since Aug 2022
Video players
Web servers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 79% phone
- 21% desktop
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.02 / 10 · ranked #1,560,544 of all domains
22 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 3.0 MB · 54 requests
- WordPress theme: spankracht (child: spankracht-child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Aug 2026.
Subdomains
| Host | Techs |
|---|---|
| www.jfc.nl | 17 |
| fotoalbum.jfc.nl | 13 |
| servicedesk.jfc.nl | 12 |
| medewerkers.jfc.nl | 5 |
| leerlingen.jfc.nl | 4 |
| ouders.jfc.nl | 4 |
| agenda.jfc.nl | 2 |
| excursie.jfc.nl | 2 |
| intranet.jfc.nl | 2 |
| youtube.jfc.nl | 2 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Google Workspace Jul 2026
- dropped Google Analytics Apr 2026
- dropped Slick Apr 2026
- dropped Gravity Forms Mar 2026
- detected Google Analytics Feb 2026
- dropped FancyBox Jan 2026
- detected Slick Jan 2026
- detected Gravity Forms Dec 2025