What powers zsrovniny.cz?
Last seen Oct 2026 · 14 technologies across 10 categories
Ecommerce
Cart Functionality
since Aug 2020
Font scripts
Google Font API
since Jan 2019
Hosting panels
Plesk
since Jan 2019
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Programming languages
PHP
since Jan 2019
TypeScript
since Dec 2022
Web frameworks
Nette Framework
since Jan 2019
Web servers
Apache HTTP Server
since Jan 2019
Webmail
Apple iCloud Mail
since Oct 2025
Google Workspace
since Aug 2022
Widgets
FullCalendar
since Dec 2022
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 85% phone
- 15% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.49 / 10 · ranked #6,604,417 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1600 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Czech
- Weight: 0.4 MB · 44 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on VSHOSTING (217.16.184.115)
- DNS: websupport.cz
- Email: Google Workspace
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 45,125,140
- Verified with: Apple Business
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted