What powers cerjo.ch?
Last seen Oct 2026 · 27 technologies across 13 categories
Advertising
Analytics
CDN
Ecommerce
Hosting
JavaScript libraries
Marketing automation
Miscellaneous
Payment processors
Performance
Reviews
Security
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 found
- llms-full.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, llms-full.txt
Audience
- 77% phone
- 23% desktop
Switzerland
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.68 / 10 · ranked #2,196,838 of all domains
10 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 175 ms |
| CLS | 0.05 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 3.4 MB · 430 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Cloudflare (23.227.38.65, IPv6)
- DNS: Infomaniak
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC reject, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 29,553,184, 3 hosts
- Verified with: Brevo
DNS records as swept Oct 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| cerjo.ch | 27 |
| www.cerjo.ch | 23 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Day.js Oct 2026
- detected Microsoft Clarity May 2026
- dropped Bootstrap Mar 2026
- dropped DigitalOcean Spaces Mar 2026
- dropped Google Font API Mar 2026
- detected Judge.me Mar 2026
- dropped lit-element Mar 2026
- dropped lit-html Mar 2026
- dropped Loox Mar 2026
- dropped Mustache Mar 2026
- dropped Preact Mar 2026
- dropped Shogun Page Builder Mar 2026
- dropped Swym Wishlist Plus Mar 2026
- dropped Babel Jan 2026
- detected American Express Dec 2025
- detected Google Pay Dec 2025
- detected Mastercard Dec 2025
- detected Microsoft Advertising Dec 2025
- detected PushOwl Dec 2025
- detected PWA Dec 2025
- detected Visa Dec 2025