What powers leotvonline.cz?
Last seen Sep 2026 · 21 technologies across 12 categories
Analytics
Google Analytics
since May 2021
Umami
since Oct 2025
CDN
Font scripts
Google Font API
since May 2021
JavaScript frameworks
JavaScript libraries
Programming languages
PHP
since Mar 2021
Retargeting
Google Remarketing Tag
since Jul 2021
Security
Cloudflare Turnstile
since Nov 2024
reCAPTCHA
since Oct 2024
Tag managers
Google Tag Manager
since Mar 2021
UI frameworks
Tailwind CSS
since Apr 2022
Web frameworks
Web servers
AI Crawlers
Blocks all crawlers by default in robots.txt (User-agent: *). Checked Oct 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
All crawlers blocked
Audience
- 76% phone
- 14% desktop
- 10% tablet
Czechia
Slovakia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.79 / 10 · ranked #4,392,614 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 8.5 MB · 44 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Hetzner (94.130.206.17)
- DNS: websupport.cz
- Email: pk62.com
- Email security: no SPF record, DMARC monitor only, DNSSEC signed
- SSL: ZeroSSL, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 42,260,812, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| stream.leotvonline.cz | 13 |
| www.leotvonline.cz | 10 |
| leotvonline.cz | 7 |
Full technology history →
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Recent changes
- dropped Apache HTTP Server Aug 2026
- detected jQuery Migrate Aug 2026