What powers 
vasekupony.cz?
Last seen Sep 2026 · 23 technologies across 15 categories
Analytics
CDN
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
Performance
Programming languages
Security
Tag managers
Web frameworks
Web servers
Webmail
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 82% phone
- 18% desktop
Czechia
Germany
Slovakia
Croatia
Austria
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.98 / 10 · ranked #586,342 of all domains
75 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 150 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- CDN: Cloudflare
- Weight: 1.6 MB · 91 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Cloudflare (104.26.14.146, IPv6)
- DNS: Cloudflare DNS
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC quarantine, BIMI
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 14,397,924, 2 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 |
|---|---|
| vasekupony.cz | 14 |
| www.vasekupony.cz | 12 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Stimulus Jul 2026
- detected Cloudflare Turnstile Jun 2026
- detected Microsoft Clarity Mar 2026