What powers essr.ch?
Last seen Jun 2026 · 28 technologies across 16 categories
Advertising
Microsoft Advertising
since Feb 2025
Analytics
Google Ads Conversion Tracking
since Jul 2021
Google Analytics
since Apr 2019
Microsoft Clarity
since Apr 2022
CDN
cdnjs
since Nov 2022
Cloudflare
since Nov 2022
Font scripts
Google Font API
since Aug 2019
JavaScript frameworks
JavaScript Libraries
Live chat
Front Chat
since Feb 2026
WhatsApp Business Chat
since Jul 2023
Miscellaneous
Open Graph
since Apr 2026
Operating systems
Ubuntu
since Mar 2019
PaaS
Amazon Web Services
since Jan 2019
Retargeting
Google Remarketing Tag
since Dec 2021
Security
Tag managers
Google Tag Manager
since Apr 2019
Web servers
Webmail
Google Workspace
since Aug 2022
Widgets
Facebook
since Jan 2019
Audience
- 68% phone
- 32% desktop
Switzerland
France
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.91 / 10 · ranked #644,891 of all domains
40 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: French
- Weight: 4.1 MB · 109 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| essr.ch | 19 |
| etu.essr.ch | 14 |
| www.essr.ch | 14 |
| etu2.essr.ch | 12 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Open Graph Apr 2026
- dropped YouTube Apr 2026
- detected cdnjs Mar 2026
- detected Cloudflare Mar 2026
- dropped LiveAgent Mar 2026
- detected Front Chat Feb 2026
- detected YouTube Feb 2026