What powers 
tx.cz?
Last seen Oct 2026 · 21 technologies across 12 categories
Analytics
CDN
Font scripts
JavaScript libraries
Miscellaneous
Programming languages
Security
Tag managers
UI frameworks
Web frameworks
Widgets
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 64% phone
- 34% desktop
- 2% tablet
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.75 / 10 · ranked #274,588 of all domains
22 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.4 s |
| INP | 150 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Czech
- CDN: Cloudflare
- Weight: 2.1 MB · 105 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Registered Dec 2000 (25 years) via TELE3 s.r.o., renews Dec 2026
- Hosted on Cloudflare (104.21.22.224)
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 9,625,818, 2 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| tx.cz | 21 |
| www.tx.cz | 21 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Emotion Oct 2026
- dropped Preact Oct 2026
- detected Emotion Aug 2026
- detected Preact Aug 2026
- detected Cloudflare Bot Management Feb 2026
- detected core-js Feb 2026
- detected Facebook Pixel Feb 2026
- detected Hotjar Feb 2026
- detected Linkedin Insight Tag Feb 2026
- detected MailChimp Feb 2026
- detected TikTok Pixel Feb 2026
- dropped Emotion Jan 2026
- dropped Preact Jan 2026
- dropped YouTube Jan 2026
- dropped Cloudflare Bot Management Dec 2025
- dropped Vimeo Dec 2025