What powers linserka.cz?
Last seen Aug 2026 · 6 technologies across 4 categories
CDN
Unpkg
since Jul 2026
Maps
OpenStreetMap
since Jul 2026
Miscellaneous
Web servers
Nginx
since Jul 2026
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Aug 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.71 / 10 · ranked #4,908,928 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 3.1 MB · 33 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
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Recent changes
- dropped Bootstrap Aug 2026
- dropped Google Cloud Aug 2026
- dropped Google Cloud CDN Aug 2026
- dropped GSAP Aug 2026
- dropped HSTS Aug 2026
- dropped Lodash Aug 2026
- dropped Priority Hints Aug 2026
- dropped React Aug 2026
- dropped RequireJS Aug 2026
- dropped Sentry Aug 2026
- dropped Wix Aug 2026
- dropped Wix eCommerce Aug 2026
- detected Nginx Jul 2026
- detected OpenStreetMap Jul 2026
- detected PWA Jul 2026
- detected Unpkg Jul 2026