What powers olympiad.ch?
Last seen Jun 2026 · 22 technologies across 15 categories
Analytics
Google Analytics
since May 2020
CDN
Cloudflare
since Oct 2021
CMS
TYPO3 CMS
since May 2020
Hosting
Hostpoint
since Aug 2022
JavaScript graphics
particles.js
since May 2020
JavaScript libraries
Miscellaneous
PWA
since Aug 2022
Programming languages
Security
Surveys
Tally
since Oct 2025
UI frameworks
Tailwind CSS
since Sep 2024
Video players
YouTube
since May 2020
Web frameworks
Django
since Sep 2024
Web servers
Apache HTTP Server
since May 2020
Nginx
since Oct 2022
Webmail
Google Workspace
since Aug 2022
Audience
- 54% desktop
- 46% phone
Switzerland
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.81 / 10 · ranked #127,660 of all domains
103 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 4.3 MB · 65 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| chemistry.olympiad.ch | 15 |
| economics.olympiad.ch | 15 |
| physics.olympiad.ch | 15 |
| geography.olympiad.ch | 14 |
| linguistics.olympiad.ch | 14 |
| biology.olympiad.ch | 13 |
| mathematical.olympiad.ch | 13 |
| philosophy.olympiad.ch | 13 |
| science.olympiad.ch | 13 |
| memo22.olympiad.ch | 11 |
| portal.olympiad.ch | 8 |
| firstround.mathematical.olympiad.ch | 5 |
| firstround.chemistry.olympiad.ch | 4 |
| firstround.physics.olympiad.ch | 4 |