What powers cer-reseau.com?
Last seen Aug 2026 · 62 technologies across 29 categories
A/B Testing
Analytics
Caching
CDN
CMS
Cookie compliance
Databases
Ecommerce
Font scripts
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Maps
Marketing automation
Miscellaneous
Operating systems
PaaS
Performance
Programming languages
Rich text editors
Security
SEO
Tag managers
UI frameworks
Web servers
Webmail
WordPress plugins
WordPress themes
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 65% phone
- 33% desktop
- 2% tablet
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.21 / 10 · ranked #1,244,644 of all domains
23 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: French (France)
- Weight: 3.6 MB · 150 requests
- WordPress theme: hello-elementor (child: hello-elementor-child) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on LWS (91.234.194.101)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC quarantine
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 12,141,453, 6 hosts
- Verified with: Apple Business, Brevo, Google, Meta Business
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.cer-reseau.com | 41 |
| adherent.cer-reseau.com | 23 |
| app.cer-reseau.com | 22 |
| academie.cer-reseau.com | 18 |
| auto-ecole.cer-reseau.com | 18 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Bot Management Aug 2026
- detected Hello Elementor Aug 2026
- detected reCAPTCHA Aug 2026
- detected Fluent Forms Jul 2026
- dropped Cloudflare Bot Management Jun 2026
- dropped Hello Elementor Jun 2026
- dropped reCAPTCHA Jun 2026
- detected Cloudflare Bot Management Apr 2026
- detected Hello Elementor Apr 2026
- detected reCAPTCHA Apr 2026
- detected Google Maps Mar 2026
- detected lit-element Mar 2026
- detected lit-html Mar 2026
- detected Apple iCloud Mail Feb 2026
- dropped Hello Elementor Jan 2026
- detected HTTP/3 Jan 2026
- detected HubSpot Jan 2026
- detected HubSpot Analytics Jan 2026
- detected HubSpot WordPress plugin Jan 2026
- dropped reCAPTCHA Jan 2026
- detected Amazon SES Oct 2025
- detected Amazon Web Services Oct 2025