What powers rendl.cz?
Last seen Sep 2026 · 34 technologies across 15 categories
Analytics
CDN
Cookie compliance
Ecommerce
Font scripts
JavaScript libraries
Miscellaneous
Payment processors
Performance
Programming languages
Reviews
Security
Tag managers
Web 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 Sep 2026.
- robots.txt found
- llms.txt found
- llms-full.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, llms-full.txt
Audience
- 66% desktop
- 32% phone
- 2% tablet
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.98 / 10 · ranked #1,620,311 of all domains
13 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 75 ms |
| CLS | 0.25 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- CDN: Cloudflare
- Weight: 4.9 MB · 392 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Rendl Light Studio
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (23.227.38.65)
- DNS: gigaserver.cz
- Email: rendl.com
- Email security: SPF (hard fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P256, expires Oct 2026
- Common Crawl link graph: rank 11,221,357, 2 hosts
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| rendl.cz | 22 |
| www.rendl.cz | 20 |
Full technology history →
Report an incorrect detection
Recent changes
- detected lit-element Sep 2026
- detected lit-html Sep 2026
- dropped Judge.me Aug 2026
- detected Klarna Checkout Aug 2026
- dropped AMP Jan 2026
- dropped Hotjar Nov 2025
- dropped Preact Nov 2025
- dropped Trusted Shops Nov 2025