What powers opthoog.nl?
Last seen Jun 2026 · 16 technologies across 8 categories
Analytics
CDN
Cloudflare
since Dec 2025
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Programming languages
PHP
since Sep 2021
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Jan 2019
Web servers
Apache HTTP Server
since Jan 2019
Audience
- 82% desktop
- 16% phone
- 1% tablet
Netherlands
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.40 / 10 · ranked #1,010,516 of all domains
36 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Dutch
- Weight: 1.7 MB · 50 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Cookiebot Jun 2026
- dropped Microsoft Advertising Jun 2026
- detected Cloudflare Dec 2025
- dropped WhatsApp Business Chat Dec 2025
- dropped Smartsupp Nov 2025