What powers 
systerel.fr?
Last seen Oct 2026 · 23 technologies across 13 categories
Analytics
CDN
CMS
Comment systems
Databases
Font scripts
JavaScript libraries
Maps
Miscellaneous
Programming languages
Security
Web servers
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 65% desktop
- 35% phone
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.44 / 10 · ranked #959,019 of all domains
28 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: French (France)
- Weight: 2.6 MB · 54 requests
- WordPress theme: systerel · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Systerel
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on OVHcloud (213.186.33.2, IPv6)
- DNS: Gandi
- Email: Hornetsecurity
- Email security: SPF (hard fail), DMARC quarantine, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 12,279,010, 4 hosts
- Verified with: Google
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Full technology history →
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Recent changes
- detected DataTables Jul 2026
- detected Google Maps Jul 2026
- detected Leaflet Jul 2026
- detected lit-element Jul 2026
- detected lit-html Jul 2026
- detected Livefyre Jul 2026
- detected WP Google Map Plugin Jul 2026
- detected Apache HTTP Server Jun 2026
- dropped DataTables Dec 2025
- dropped Google Maps Dec 2025
- dropped Leaflet Dec 2025
- dropped lit-element Dec 2025
- dropped lit-html Dec 2025
- dropped Livefyre Dec 2025
- detected Twitter Emoji (Twemoji) Dec 2025
- dropped WP Google Map Plugin Dec 2025