What powers a1com.cz?
Last seen Jun 2026 · 9 technologies across 8 categories
JavaScript libraries
Load balancers
Miscellaneous
Open Graph
since Apr 2026
Operating systems
Windows Server
since Sep 2023
Security
HSTS
since Sep 2023
Tag managers
Google Tag Manager
since Nov 2023
Web frameworks
Microsoft ASP.NET
since Sep 2023
Web servers
Audience
- 84% desktop
- 16% phone
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.37 / 10 · ranked #7,809,380 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 0.4 MB · 33 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.a1com.cz | 9 |
| beta.a1com.cz | 7 |
Full technology history →
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Recent changes
- detected Open Graph Apr 2026