What powers idfer.fr?
Last seen Sep 2026 · 20 technologies across 14 categories
CMS
Databases
Ecommerce
Font scripts
JavaScript libraries
Miscellaneous
Page builders
Performance
Programming languages
Security
Web servers
Webmail
WordPress plugins
WordPress themes
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 found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.73 / 10 · ranked #2,122,852 of all domains
20 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 150 ms |
| CLS | 0 |
| TTFB | 2000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: French (France)
- Weight: 0.7 MB · 46 requests
- WordPress theme: blocksy (child: blocksy-child) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- IDfer
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on OVHcloud (146.59.209.152)
- DNS: anycast.me
- Email: Google Workspace
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P256, expires Oct 2026
- Common Crawl link graph: rank 38,377,868, 4 hosts
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
- detected hCaptcha Aug 2026
- detected jQuery Aug 2026
- detected jQuery Migrate Aug 2026
- detected Lodash Aug 2026
- detected Apache HTTP Server Jul 2026
- detected Blocksy Jul 2026
- detected Blocksy Companion Jul 2026
- dropped Bootstrap Jul 2026
- dropped Cart Functionality Jul 2026
- dropped core-js Jul 2026
- dropped FancyBox Jul 2026
- dropped Google Analytics Jul 2026
- dropped Google Call Conversion Tracking Jul 2026
- dropped Google Tag Manager Jul 2026
- dropped Hotjar Jul 2026
- dropped jQuery Jul 2026
- dropped jQuery Migrate Jul 2026
- dropped jQuery UI Jul 2026
- dropped OWL Carousel Jul 2026
- dropped PrestaShop Jul 2026
- dropped PushOwl Jul 2026
- dropped PWA Jul 2026
- dropped Raphael Jul 2026
- dropped reCAPTCHA Jul 2026
- dropped Sendinblue Jul 2026
- dropped Slick Jul 2026
- dropped Tawk.to Jul 2026
- dropped Trustpilot Jul 2026
- detected Elementor Jun 2026
- detected Priority Hints Jun 2026
- detected RankMath SEO Jun 2026
- detected RSS Jun 2026
- detected WooCommerce Jun 2026
- detected WordPress Jun 2026
- detected WordPress Block Editor Jun 2026
- detected WP-Optimize Jun 2026
- detected Hotjar Feb 2026