What powers kasperk.cz?
Last seen Aug 2026 · 17 technologies across 10 categories
Analytics
Google Analytics
since Jul 2019
CDN
Google Hosted Libraries
since Feb 2022
Font scripts
Typekit
since Feb 2019
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PWA
since Aug 2022
Operating systems
Windows Server
since Oct 2021
Programming languages
PHP
since Feb 2019
Security
reCAPTCHA
since Feb 2019
Web frameworks
Nette Framework
since Feb 2019
Web servers
Apache HTTP Server
since Feb 2019
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 91% phone
- 7% desktop
- 2% tablet
Czechia
Slovakia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.72 / 10 · ranked #300,429 of all domains
95 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 1.4 MB · 29 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Subdomains
| Host | Techs |
|---|---|
| www.kasperk.cz | 12 |
| vstupenky.kasperk.cz | 7 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Google Font API Jun 2026