What powers royaldux.cz?
Last seen Sep 2026 · 18 technologies across 14 categories
Advertising
Analytics
Font scripts
JavaScript libraries
Miscellaneous
Operating systems
Payment processors
Performance
Programming languages
Security
Tag managers
UI frameworks
Web frameworks
Web servers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026. A recent check saw a policy file missing; awaiting confirmation.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.94 / 10 · ranked #3,758,441 of all domains
10 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 100 ms |
| CLS | 0.05 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 1.0 MB · 58 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on MASTER-AS Czech Republic www.master.cz (83.167.244.149)
- Email: no MX record returned
- Common Crawl link graph: rank 15,561,859, 2 hosts
DNS records as swept Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| eshop.royaldux.cz | 11 |
| www.royaldux.cz | 11 |
| katalog.royaldux.cz | 3 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Tag Manager Sep 2026
- detected Priority Hints Sep 2026
- dropped Cloudflare Aug 2026
- dropped Cloudflare Bot Management Aug 2026
- dropped Google Tag Manager Aug 2026
- detected Google Font API Jul 2026
- detected Cloudflare Jun 2026
- detected Cloudflare Bot Management Jun 2026
- dropped Snowplow Analytics Jun 2026
- dropped Cart Functionality May 2026
- dropped Google Font API Feb 2026
- detected Snowplow Analytics Feb 2026
- dropped Funding Choices Jan 2026
- detected Google Font API Nov 2025