What powers 
vltaviny.cz?
Last seen Aug 2026 · 11 technologies across 8 categories
Analytics
Google Analytics
since Feb 2019
JavaScript libraries
Miscellaneous
HTTP/3
since Jan 2025
Operating systems
Windows Server
since Jan 2025
Security
HSTS
since Jan 2025
Tag managers
Google Tag Manager
since Feb 2019
Web frameworks
Microsoft ASP.NET
since Jan 2025
Web servers
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 89% phone
- 11% desktop
Czechia
Germany
Slovakia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.53 / 10 · ranked #864,927 of all domains
39 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 4.8 MB · 222 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on EDERA_GROUP (77.236.208.162)
- DNS: wedos.com
- Email: tvproducts.cz
- Email security: SPF (soft fail), DMARC quarantine, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 3,089,563, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.vltaviny.cz | 11 |
| shop.vltaviny.cz | 10 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Facebook Pixel Nov 2025