What powers willemcornelissen.nl?
Last seen Sep 2026 · 13 technologies across 11 categories
Analytics
Google Analytics
since Jul 2020
JavaScript libraries
Live chat
WhatsApp Business Chat
since Feb 2022
Operating systems
Debian
since Jul 2020
Programming languages
PHP
since Jan 2024
Security
HSTS
since Sep 2022
UI frameworks
Bootstrap
since Jul 2020
Web frameworks
CakePHP
since Jan 2024
Web servers
Webmail
Google Workspace
since Aug 2022
Widgets
Elfsight
since Jan 2024
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. 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
1.26 / 10 · ranked #9,172,308 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch
- Weight: 45.8 MB · 124 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on OPENFIBER (185.40.97.154, IPv6)
- DNS: resellerdns.nl
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC quarantine, DNSSEC signed, CAA
- SSL: Trust Provider B.V., RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 70,043,493, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted