What powers voordehartstichting.nl?
Last seen Sep 2026 · 25 technologies across 16 categories
Analytics
Facebook Pixel
since Sep 2023
CDN
Cloudflare
since Sep 2023
DigitalOcean Spaces
since Mar 2024
CMS
Framer Sites
since Sep 2023
Cookie compliance
CookieYes
since Sep 2023
Font scripts
Google Font API
since Sep 2023
JavaScript frameworks
JavaScript libraries
Live chat
WhatsApp Business Chat
since Jun 2022
Miscellaneous
HTTP/3
since Mar 2024
Open Graph
since Oct 2022
Performance
Priority Hints
since Apr 2024
Programming languages
Ruby
since Feb 2020
Security
Cloudflare Bot Management
since Sep 2023
HSTS
since Oct 2022
Tag managers
Google Tag Manager
since Sep 2023
UI frameworks
Element UI
since Jul 2023
Web frameworks
Ruby on Rails
since Feb 2020
Web servers
Nginx
since Feb 2020
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.88 / 10 · ranked #1,814,270 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 7.3 MB · 104 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (31.43.160.6)
- Email: no MX record returned
- Email security: DNSSEC signed
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 16,490,309, 6 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| acties.voordehartstichting.nl | 20 |
| www.voordehartstichting.nl | 15 |
| hartendiner.voordehartstichting.nl | 6 |
| hartstocht.voordehartstichting.nl | 6 |
| hartstochtwinterwalk.voordehartstichting.nl | 6 |
| wintertrihartlon.voordehartstichting.nl | 6 |