What powers profesional.cz?
Last seen Aug 2026 · 20 technologies across 8 categories
Analytics
Google Analytics
since Mar 2026
CDN
Ecommerce
Cart Functionality
since Feb 2026
JavaScript libraries
Miscellaneous
Popper
since Feb 2026
Operating systems
Debian
since Feb 2026
UI frameworks
Web servers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 66% phone
- 34% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.75 / 10 · ranked #17,870,165 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 100 ms |
| CLS | 0.05 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 37.2 MB · 189 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on MASTER-AS Czech Republic www.master.cz (80.79.28.39, IPv6)
- DNS: regzone.cz
- Email: profesional.cz
- Email security: SPF (neutral), no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 98,255,489
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Snowplow Analytics May 2026
- detected Google Analytics Mar 2026