What powers walfer.lu?
Last seen Aug 2026 · 34 technologies across 22 categories
Accessibility
Analytics
Authentication
Caching
CMS
Comment systems
Databases
Ecommerce
Font scripts
Hosting panels
JavaScript libraries
Maps
Miscellaneous
Operating systems
Programming languages
Retargeting
Security
Tag managers
Web servers
Webmail
Widgets
WordPress plugins
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
- 69% phone
- 31% desktop
Luxembourg
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.28 / 10 · ranked #1,153,982 of all domains
37 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: French (France)
- Weight: 2.3 MB · 38 requests
- WordPress theme: walferdange · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Walferdange
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on WHG-LUX (194.42.98.79)
- DNS: vo.lu
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC reject
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 861,971, 3 hosts
- Verified with: Autodesk, Brevo, Microsoft 365, Sophos
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.walfer.lu | 21 |
| walfer.lu | 20 |
Full technology history →
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