What powers 
lemetronum.fr?
Last seen Sep 2026 · 31 technologies across 17 categories
Advertising
Analytics
Caching
CDN
CMS
Databases
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
Tag managers
Web servers
WordPress plugins
AI Crawlers
Blocks 2 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- Bytespider Blocked
Search and AI assistants
- PetalBot Blocked
The other 31 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 *: Restricted (was Allowed)
- Sep 2026 bytespider added to robots.txt
- Sep 2026 petalbot added to robots.txt
- Sep 2026 *: Allowed (was Restricted)
- Sep 2026 petalbot removed from robots.txt
- Aug 2026 *: Restricted (was Allowed)
AI Crawlers
2 of 33 AI crawlers blocked
Audience
- 81% phone
- 18% desktop
France
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.12 / 10 · ranked #496,484 of all domains
79 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 125 ms |
| CLS | 0.05 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: French (France)
- Weight: 7.5 MB · 114 requests
- WordPress theme: metronum · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on CELESTE-AS CELESTE - Internet services provider (185.100.4.172)
- Email: no MX record returned, SPF names Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, ECDSA P256, expires Oct 2026
- Common Crawl link graph: rank 11,380,130, 3 hosts
- Verified with: Brevo, Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| lemetronum.fr | 26 |
| billetterie.lemetronum.fr | 11 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Tag Manager Apr 2026
- dropped Microsoft 365 Feb 2026
- dropped Spotify Widgets Feb 2026