What powers zszaaleji.cz?
Last seen Sep 2026 · 18 technologies across 12 categories
Analytics
Google Analytics
since Apr 2019
Font scripts
Google Font API
since Feb 2024
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Operating systems
Windows Server
since Sep 2026
Photo galleries
PhotoSwipe
since Sep 2022
Programming languages
UI frameworks
Web frameworks
Microsoft ASP.NET
since Sep 2026
Nette Framework
since Apr 2019
Web servers
Apache HTTP Server
since Apr 2019
Webmail
Microsoft 365
since Aug 2022
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not found
- ai.txt not found
AI Crawlers
Policy unknown
Audience
- 70% phone
- 30% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.93 / 10 · ranked #3,784,257 of all domains
9 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 7.7 MB · 60 requests
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on CASABLANCA-AS Internet & Collocation Provider (85.239.227.30, IPv6)
- DNS: Active 24
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 19,032,619, 4 hosts
- Verified with: Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.zszaaleji.cz | 13 |
| strava.zszaaleji.cz | 4 |
| znamky.zszaaleji.cz | 4 |