What powers 
vsse.be?
Last seen Sep 2026 · 11 technologies across 8 categories
Analytics
Matomo Analytics
since Sep 2025
CMS
Cookie compliance
Klaro
since Sep 2025
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2025
PWA
since Sep 2025
Programming languages
PHP
since Feb 2019
Security
HSTS
since May 2023
UI frameworks
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
- 58% phone
- 42% desktop
Belgium
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.64 / 10 · ranked #793,884 of all domains
59 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch
- Weight: 1.1 MB · 68 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Belgian State Security Service
- Founded: 1830
- Country: Belgium
From Wikidata (CC0).
Infrastructure
- Hosted on BELNET (193.191.213.37)
- DNS: belnet.be
- Email: vsse.be
- Email security: SPF (hard fail), DMARC reject, DNSSEC signed, CAA
- SSL: HARICA, RSA 4096, expires Mar 2027
- Common Crawl link graph: rank 2,736,276, 2 hosts
- Verified with: Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| vsse.be | 10 |
| www.vsse.be | 5 |