What powers zsvodojem.cz?
Last seen Sep 2026 · 25 technologies across 13 categories
Analytics
CDN
cdnjs
since Aug 2025
Cloudflare
since Aug 2025
Google Hosted Libraries
since Aug 2025
jsDelivr
since Aug 2025
Unpkg
since Aug 2025
Editors
Font scripts
Google Font API
since Aug 2025
JavaScript frameworks
AlertifyJS
since Jun 2021
JavaScript graphics
JavaScript libraries
Miscellaneous
Open Graph
since Aug 2025
Programming languages
PHP
since Jul 2019
Rich text editors
UI frameworks
Web servers
Apache HTTP Server
since Jul 2019
Webmail
Microsoft 365
since Aug 2022
AI Crawlers
robots.txt could not be read at the last check (Oct 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 83% phone
- 17% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.26 / 10 · ranked #9,219,495 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 5.4 MB · 101 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on WEDOS (46.28.107.91, IPv6)
- DNS: forpsi.cz
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record, DNSSEC signed
- Common Crawl link graph: rank 18,675,857, 2 hosts
- Verified with: Microsoft 365
DNS records as swept Oct 2026. How the web is hosted