What powers groupseco.lu?
Last seen Oct 2026 · 14 technologies across 8 categories
Analytics
Google Analytics
since Jan 2021
Linkedin Insight Tag
since Feb 2021
CDN
Cloudflare
since Nov 2024
CMS
JavaScript libraries
Swiper
since Oct 2023
Miscellaneous
Programming languages
PHP
since Jan 2021
Security
Cloudflare Bot Management
since Nov 2024
HSTS
since Mar 2023
Web servers
Apache HTTP Server
since Jan 2021
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Oct 2026 robots.txt appeared
- Oct 2026 * added to robots.txt
AI Crawlers
No AI crawlers blocked
Audience
- 57% desktop
- 43% phone
France
Luxembourg
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.47 / 10 · ranked #2,548,069 of all domains
18 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: French
- Weight: 1.5 MB · 87 requests
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on CYCLOP (185.254.37.212)
- DNS: nvision.lu
- Email: nvision.lu
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Jan 2027
- Common Crawl link graph: rank 13,786,582, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| groupseco.lu | 14 |
| www.groupseco.lu | 12 |