What powers 
semix.cz?
Last seen Sep 2026 · 28 technologies across 17 categories
Analytics
Authentication
CDN
Cookie compliance
Font scripts
JavaScript libraries
Miscellaneous
Photo galleries
Programming languages
Security
Tag managers
UI frameworks
Video players
Web frameworks
Web servers
Widgets
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
- Sep 2026 *: Allowed (was Restricted)
- Sep 2026 *: Restricted (was Allowed)
- Sep 2026 *: Allowed (was Restricted)
- Aug 2026 *: Restricted (was Allowed)
- Aug 2026 *: Allowed (was Restricted)
AI Crawlers
No AI crawlers blocked
Audience
- 82% phone
- 15% desktop
- 2% tablet
Czechia
Slovakia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.61 / 10 · ranked #811,097 of all domains
44 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 150 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 2.4 MB · 73 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- SEMIX PLUSO
- Founded: 1995
- Country: Czech Republic
From Wikidata (CC0).
Infrastructure
- Hosted on AMCCOMP-MASTER-BRNO (185.59.147.167, IPv6)
- DNS: webkitty.eu
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 1,310,145, 5 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.semix.cz | 19 |
| natura.semix.cz | 14 |
| semix.cz | 10 |
Full technology history →
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Recent changes
- detected Cloudflare Mar 2026
- detected Cloudflare Bot Management Mar 2026
- detected Linkedin Insight Tag Feb 2026
- detected SparkPost Jan 2026
- dropped Cookiebot Dec 2025
- dropped Microsoft Advertising Dec 2025