What powers clae.lu?
Last seen Oct 2025 · 25 technologies across 18 categories
Analytics
CMS
Cookie compliance
Databases
Ecommerce
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Payment processors
Performance
Programming languages
Security
UI frameworks
Video players
Web servers
Widgets
WordPress plugins
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Luxembourg
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.11 / 10 · ranked #499,209 of all domains
60 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 75 ms |
| CLS | 0.1 |
| TTFB | 1900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: French (France)
- Weight: 7.9 MB · 129 requests
- WordPress theme: avada (child: avada-child-theme) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on RESTENA Reseau Teleinformatique de lEducation Nationale (158.64.1.63, IPv6)
- DNS: restena.lu
- Email: restena.lu
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 1,934,157, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Cart Functionality Oct 2025
- dropped Contact Form 7 Oct 2025
- dropped Creativ.eMail Oct 2025
- dropped Site Kit Oct 2025
- dropped Twitter Emoji (Twemoji) Oct 2025
- dropped YouTube Oct 2025