What powers lsrs.lu?
Last seen Aug 2026 · 48 technologies across 23 categories
Advertising
Criteo
since Jul 2026
Microsoft Advertising
since Aug 2025
Optimise
since Jul 2026
Twitter Ads
since Jul 2026
Analytics
Cloudflare Browser Insights
since Jul 2026
Decibel
since Jul 2026
Google Analytics
since Jun 2026
Medallia
since Jul 2026
Pinterest Conversion Tag
since Jul 2026
CDN
CMS
Adobe Experience Manager
since Jul 2026
Cookie compliance
Customer data platform
Insider
since Jul 2026
Ecommerce
Cart Functionality
since Jul 2026
Font scripts
Typekit
since Aug 2025
Hosting
Infomaniak
since Aug 2025
JavaScript frameworks
JavaScript libraries
Load balancers
Amazon ALB
since Jul 2026
Maps
Google Maps
since Jul 2026
Miscellaneous
Open Graph
since Aug 2025
PWA
since Aug 2025
PaaS
Amazon Web Services
since Jul 2026
Performance
Priority Hints
since Jul 2026
Programming languages
RUM
Akamai mPulse
since Jul 2026
Security
Surveys
Qualtrics
since Jul 2026
Tag managers
Adobe Experience Platform Launch
since Jul 2026
Web servers
Apache HTTP Server
since Aug 2025
Webmail
Microsoft 365
since Aug 2025
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 Aug 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 100% phone
Indonesia
Singapore
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.09 / 10 · ranked #1,441,299 of all domains
35 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.3 s |
| INP | 1125 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: French
- Weight: 11.3 MB · 131 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Subdomains
| Host | Techs |
|---|---|
| archives.lsrs.lu | 37 |
| preparation.lsrs.lu | 15 |
| www.lsrs.lu | 11 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped jQuery CDN Aug 2026
- detected Adobe Experience Manager Jul 2026
- detected Adobe Experience Platform Launch Jul 2026
- detected Akamai mPulse Jul 2026
- detected Amazon ALB Jul 2026
- detected Amazon Web Services Jul 2026
- detected AMP Jul 2026
- detected Boomerang Jul 2026
- detected Cart Functionality Jul 2026
- detected Cloudflare Jul 2026
- detected Cloudflare Bot Management Jul 2026
- detected Cloudflare Browser Insights Jul 2026
- detected core-js Jul 2026
- detected Criteo Jul 2026
- detected crypto-js Jul 2026
- detected Decibel Jul 2026
- detected Facebook Pixel Jul 2026
- detected Google Maps Jul 2026
- detected GSAP Jul 2026
- detected Insider Jul 2026
- detected Java Jul 2026
- detected lit-element Jul 2026
- detected lit-html Jul 2026
- detected Medallia Jul 2026
- detected Optimise Jul 2026
- detected Pinterest Conversion Tag Jul 2026
- detected Priority Hints Jul 2026
- detected Qualtrics Jul 2026
- detected reCAPTCHA Jul 2026
- detected Swiper Jul 2026
- detected Twitter Ads Jul 2026