What powers struwwel.lu?
Last seen Aug 2026 · 14 technologies across 9 categories
Analytics
CMS
Databases
Ecommerce
Font scripts
JavaScript libraries
Miscellaneous
Programming languages
Web servers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 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
1.26 / 10 · ranked #9,189,614 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: French (France)
- Weight: 2.0 MB · 24 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Beim Struwweltëntert
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on ASN-VO Visual Online S.A. Luxembourg (85.93.212.9)
- DNS: mbox.lu
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 24,578,979, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Cart Functionality Mar 2026