What powers 
nationalorchestra.be?
Last seen Sep 2026 · 13 technologies across 10 categories
Analytics
Cookie compliance
JavaScript frameworks
JavaScript libraries
Miscellaneous
Security
Tag managers
UI frameworks
Web servers
AI Crawlers
Blocks 3 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- Google-Extended Blocked
- GPTBot Blocked
Search and AI assistants
- PerplexityBot Blocked
The other 30 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
3 of 33 AI crawlers blocked
Audience
- 67% phone
- 33% desktop
Belgium
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.81 / 10 · ranked #710,717 of all domains
66 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch
- Weight: 1.7 MB · 38 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Belgian National Orchestra
- Founded: 1931
- Country: Belgium
- Profiles: Facebook, Instagram, YouTube, LinkedIn
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Combell (188.208.36.232, IPv6)
- DNS: european-server.eu
- Email: Microsoft 365
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 4096, expires Nov 2026
- Common Crawl link graph: rank 1,212,922, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped core-js Aug 2026
- dropped Facebook Pixel Aug 2026
- dropped Microsoft Clarity Aug 2026
- dropped YouTube Aug 2026
- dropped AOS Jul 2026
- dropped GSAP Jul 2026
- dropped Issuu Jul 2026
- dropped Priority Hints Jul 2026
- detected YouTube Apr 2026
- detected Priority Hints Feb 2026
- detected Issuu Jan 2026