What powers het.cz?
Last seen Aug 2026 · 16 technologies across 13 categories
Analytics
CDN
CMS
Cookie compliance
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
Security
Tag managers
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 76% phone
- 20% desktop
- 4% tablet
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.57 / 10 · ranked #830,452 of all domains
28 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 425 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 15.3 MB · 45 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- HET
- Founded: 1991
- Sector: construction industry
- Country: Czech Republic
From Wikidata (CC0).
Infrastructure
- Hosted on CLOUD4COM-AS (92.62.124.46)
- DNS: regzone.cz
- Email: het.cz
- Email security: SPF (neutral), DMARC quarantine, DNSSEC signed
- SSL: GlobalSign, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 14,952,825, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.het.cz | 10 |
| soutez.het.cz | 8 |
Full technology history →
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Recent changes
- dropped core-js May 2026
- dropped Facebook Pixel May 2026
- dropped Microsoft Advertising May 2026
- dropped Microsoft Clarity May 2026