What powers colosus.cz?
Last seen Jun 2026 · 17 technologies across 8 categories
Analytics
Cloudflare Browser Insights
since Jun 2025
Google Analytics
since Jun 2018
Microsoft Clarity
since May 2023
CDN
Cloudflare
since Nov 2023
SparkPost
since Aug 2022
JavaScript libraries
Miscellaneous
Security
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Bootstrap
since Jan 2019
Audience
- 77% phone
- 20% desktop
- 4% tablet
Czechia
Slovakia
Germany
Poland
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.08 / 10 · ranked #1,455,227 of all domains
18 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 100 ms |
| CLS | 0.05 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- CDN: Cloudflare
- Weight: 3.8 MB · 129 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Facebook Login Feb 2026
- detected Open Graph Oct 2025