What powers septemberonderwijs.nl?
Last seen Aug 2026 · 38 technologies across 19 categories
Advertising
Microsoft Advertising
since Feb 2021
Analytics
Cloudflare Browser Insights
since Nov 2025
Google Analytics
since May 2019
Hotjar
since Oct 2019
HubSpot Analytics
since Feb 2021
Leadfeeder
since Jun 2023
Leadinfo
since Mar 2026
Linkedin Insight Tag
since Feb 2021
Microsoft Clarity
since Aug 2022
VWO
since Oct 2025
Caching
Varnish
since Sep 2021
CDN
Cloudflare
since Jul 2020
CMS
WordPress
since May 2019
Cookie compliance
Databases
MySQL
since May 2019
Font scripts
Google Font API
since May 2019
JavaScript libraries
Swiper
since Jan 2026
Live chat
Tawk.to
since Dec 2019
WhatsApp Business Chat
since Feb 2022
Marketing automation
HubSpot
since Feb 2020
Miscellaneous
Page builders
WordPress Block Editor
since Jul 2024
Performance
Priority Hints
since Feb 2024
Programming languages
PHP
since May 2019
Security
Cloudflare Bot Management
since Nov 2021
reCAPTCHA
since Feb 2020
Webmail
Google Workspace
since Aug 2022
WordPress plugins
WordPress themes
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
- 53% phone
- 47% desktop
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.37 / 10 · ranked #1,046,672 of all domains
41 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch (Netherlands)
- CDN: Cloudflare
- Weight: 20.2 MB · 170 requests
- WordPress theme: generatepress (child: generatepress_child) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Leadinfo Mar 2026
- detected Swiper Jan 2026
- dropped Recruitee Dec 2025
- detected Cloudflare Browser Insights Nov 2025
- detected VWO Oct 2025