What powers castor-informatique.fr?
Last seen Jun 2026 · 11 technologies across 7 categories
JavaScript graphics
JavaScript libraries
Operating systems
Ubuntu
since Aug 2018
PaaS
Amazon Web Services
since Aug 2022
Programming languages
Web servers
Apache HTTP Server
since Aug 2018
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| concour castor | #1 | 52 |
| informatique | #54 | 2 |
| bebras challenge | #67 | 1 |
| codage paris | #59 | 1 |
| coucou french | #70 | 1 |
| castor logo | #95 | 0 |
| castor logo | #95 | 0 |
| castor in french | #57 | 0 |
| castor in french | #57 | 0 |
| chacun in french | #89 | 0 |
| clture en anglais | #89 | 0 |
| concourt | #51 | 0 |
| concours kangourou | #29 | 0 |
| concours in french | #62 | 0 |
| concours definition | #61 | 0 |
| coucou classes | #45 | 0 |
| cours informatique en ligne | #75 | 0 |
| cours informatique en ligne | #75 | 0 |
| cours gratuit informatique | #73 | 0 |
| cours gratuit informatique | #73 | 0 |
| tuto informatique | #50 | 0 |
| un concour | #58 | 0 |
| un castor | #56 | 0 |
| n'importe en anglais | #98 | 0 |
| programmation en anglais | #96 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 57% desktop
- 32% phone
- 12% tablet
France
Morocco
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.11 / 10 · ranked #236,630 of all domains
93 referring domains · OpenPageRank
Search traffic
57 est. monthly organic visits (US)
39 keywords in Google's top 30
Core Web Vitals
| LCP | 1.1 s |
| INP | 225 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 0.5 MB · 14 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| algerie.castor-informatique.fr | 10 |
| maroc.castor-informatique.fr | 10 |
| saudi-ar.castor-informatique.fr | 10 |
| saudi-arabia-ar.castor-informatique.fr | 10 |
| saudi-en.castor-informatique.fr | 10 |
| tunisie.castor-informatique.fr | 10 |
| concours.castor-informatique.fr | 9 |
| concours1.castor-informatique.fr | 9 |
| coordinateur.algerie.castor-informatique.fr | 9 |
| coordinateur.castor-informatique.fr | 9 |
| castor-informatique.fr | 7 |
| www.castor-informatique.fr | 7 |
| backup.castor-informatique.fr | 5 |