What powers 
co2-spectacle.ch?
Last seen Oct 2026 · 27 technologies across 15 categories
Analytics
CMS
Databases
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Load balancers
Miscellaneous
PaaS
Performance
Programming languages
Web servers
Widgets
WordPress plugins
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 Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Switzerland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.50 / 10 · ranked #896,977 of all domains
30 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 2100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: French (France)
- Weight: 7.9 MB · 104 requests
- WordPress theme: pro (child: pro-child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Saison culturelle CO2
- Industry: Arts and entertainment (declares
Event)
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on TBSH CYBERFORT LIMITED (213.129.84.237)
- DNS: Infomaniak
- Email: Infomaniak
- Email security: SPF (hard fail), DMARC reject, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 9,539,979, 3 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
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Recent changes
- detected Amazon ALB Oct 2026
- detected Amazon Web Services Oct 2026
- detected Priority Hints Jun 2026
- detected Twitter Emoji (Twemoji) Jun 2026