What powers sigma-beton.fr?
Last seen Sep 2026 · 14 technologies across 10 categories
CDN
CMS
Font scripts
JavaScript libraries
Load balancers
Maps
PaaS
Programming languages
Tag managers
Web servers
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 Sep 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.66 / 10 · ranked #5,241,387 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: French
- Weight: 2.2 MB · 91 requests
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Sigma Béton
- Profiles: LinkedIn
From the homepage's own structured data (Sep 2026).
Infrastructure
- Email: nameshield.com
- Email security: SPF (hard fail), DMARC reject
- SSL: Amazon Trust Services, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 26,774,804, 3 hosts
- Verified with: Amazon SES, Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Open Graph Aug 2026
- detected Google Font API Jul 2026
- detected Amazon ELB Jun 2026
- detected Amazon Web Services Jun 2026
- detected Open Graph Jun 2026
- dropped Amazon ELB May 2026
- dropped Amazon Web Services May 2026
- detected Nginx Apr 2026
- dropped Nginx Dec 2025
- detected Amazon ELB Nov 2025
- detected Amazon Web Services Nov 2025