What powers developpementdurable.be?
Last seen Sep 2026 · 17 technologies across 11 categories
Advertising
Twitter Ads
since Apr 2024
Analytics
Matomo Analytics
since Apr 2024
CDN
Cloudflare
since Mar 2025
jsDelivr
since Aug 2022
CMS
Cookie compliance
Klaro
since Oct 2025
JavaScript libraries
Miscellaneous
Open Graph
since Oct 2022
Popper
since Oct 2025
Programming languages
PHP
since Aug 2022
Security
Cloudflare Bot Management
since Mar 2025
HSTS
since May 2023
UI frameworks
Widgets
Twitter
since Apr 2024
AI Crawlers
robots.txt could not be read at the last check (Oct 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 71% desktop
- 29% phone
Belgium
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.45 / 10 · ranked #948,363 of all domains
54 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: French
- CDN: Akamai
- Weight: 0.7 MB · 50 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Federal Institute for Sustainable Development
- Founded: 2002
- Country: Belgium
From Wikidata (CC0).
Infrastructure
- Hosted on Akamai (23.200.88.49, IPv6)
- DNS: Akamai Edge DNS
- Email: fed.be
- Email security: SPF (hard fail), DMARC reject, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 7,012,364, 2 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.developpementdurable.be | 13 |
| developpementdurable.be | 10 |