What powers wclass.fr?

Last seen Aug 2026 · 17 technologies across 9 categories

Analytics

Google Analytics
since Apr 2024

CDN

Cloudflare
since Jul 2022

JavaScript libraries

Isotope
since Sep 2024
jQuery v3.6.3
since Dec 2020
jQuery Migrate v3.4.0
since Dec 2020
lit-element v4.2.2
since Sep 2024
lit-html v3.3.3
since Sep 2024
OWL Carousel
since Dec 2020
SweetAlert2
since Dec 2020

Maps

Google Maps
since Sep 2024

Miscellaneous

Open Graph
since Sep 2024
PWA
since Aug 2022
RSS
since Dec 2022

Programming languages

PHP
since Jul 2022

Security

Cloudflare Bot Management
since Jul 2022

Web servers

Apache HTTP Server
since Dec 2020

Webmail

Microsoft 365
since Aug 2022

AI Crawlers

Does not block any of the 33 AI crawlers we track in its robots.txt. Checked Sep 2026.

Training crawlers

  • ClaudeBot Allowed
  • cohere-training-data-crawler Allowed
  • Google-Extended Allowed
  • GPTBot Allowed

Search and AI assistants

  • PerplexityBot Allowed

User-request fetchers

  • ChatGPT-User Allowed

The other 27 AI crawlers we track are not mentioned and stay allowed by default.

  • robots.txt found
  • llms.txt not checked
  • ai.txt not checked

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Full breakdown

Audience

  • 78% phone
  • 22% desktop
  • France

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

3.21 / 10 · ranked #1,247,145 of all domains

15 referring domains · OpenPageRank

Core Web Vitals

LCP1.6 s
CLS0

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: French
  • Weight: 22.6 MB · 57 requests
  • Structured data: OpenGraph

Homepage as crawled by the HTTP Archive, Sep 2026.

Infrastructure

DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted

Full technology history →
Report an incorrect detection

Look up any website for free

No paywall, no lead-gen, no account. Paste a domain and see what powers it.

No account neededHistory since 2018