What powers sustain.brussels?
Last seen Jul 2026 · 14 technologies across 9 categories
Analytics
Plausible
since Dec 2024
CMS
Databases
Firebase
since Dec 2024
PostgreSQL
since Dec 2024
Font scripts
Google Font API
since Dec 2024
JavaScript libraries
Miscellaneous
Programming languages
Video players
YouTube
since Dec 2024
Web servers
Nginx
since Dec 2024
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
Belgium
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.91 / 10 · ranked #1,751,583 of all domains
24 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 3.1 MB · 54 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Gandi (217.70.184.55)
- DNS: Gandi
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 2,651,548, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted