What powers ralfilezen.nl?
Last seen Sep 2026 · 13 technologies across 7 categories
CDN
Font scripts
Hosting panels
JavaScript libraries
Miscellaneous
UI frameworks
Web servers
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
Netherlands
Belgium
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.16 / 10 · ranked #3,189,326 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Dutch
- Weight: 1.3 MB · 34 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Microsoft (51.105.125.36)
- DNS: zxcs.be
- Email: no MX record returned
- Email security: DNSSEC signed
- SSL: ZeroSSL, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 25,552,390, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| ralfilezen.nl | 13 |
| www.ralfilezen.nl | 13 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Caddy Sep 2026
- detected HTTP/3 Sep 2026
- dropped core-js Apr 2026
- dropped Font Awesome Apr 2026
- dropped Google Analytics Apr 2026
- dropped Joomla Apr 2026
- dropped jQuery Migrate Apr 2026
- dropped PHP Apr 2026
- dropped RSS Apr 2026
- detected Animate.css Dec 2025
- detected jsDelivr Dec 2025
- detected Popper Dec 2025