What powers qrgenerator.cz?
Last seen Sep 2026 · 18 technologies across 12 categories
Advertising
Analytics
CDN
Cookie compliance
Font scripts
JavaScript libraries
Miscellaneous
Performance
Security
Tag managers
UI frameworks
Web servers
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 checked
- ai.txt not checked
- Oct 2026 *: Restricted (was Allowed)
AI Crawlers
No AI crawlers blocked
Audience
- 64% desktop
- 30% phone
- 6% tablet
Czechia
Slovakia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.06 / 10 · ranked #1,491,265 of all domains
22 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 125 ms |
| CLS | 0.05 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 1.5 MB · 98 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Industry: Software and apps (declares
WebApplication)
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on VNET-AS (193.163.77.123)
- DNS: hostcreators.sk
- Email: hostcreators.sk
- Email security: SPF (hard fail), DMARC reject
- SSL: Let's Encrypt, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 7,198,087, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| qrgenerator.cz | 17 |
| www.qrgenerator.cz | 17 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Priority Hints Sep 2026
- dropped Cloudflare Browser Insights Jan 2026
- detected Cloudflare Browser Insights Nov 2025
- detected Google Font API Nov 2025
- detected Umami Nov 2025