What powers 
klier.cz?
Last seen Aug 2026 · 30 technologies across 15 categories
Analytics
Google Analytics
since Jan 2019
Cookie compliance
Cookie Script
since Jan 2022
Databases
MySQL
since May 2023
Ecommerce
Cart Functionality
since Aug 2022
OpenCart
since Aug 2022
Font scripts
Google Font API
since Jan 2019
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Priority Hints
since Apr 2026
Programming languages
Security
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Tailwind CSS
since Apr 2026
Web servers
Nginx
since Jan 2019
Widgets
Slider Revolution
since Nov 2022
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.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 *: Allowed (was Restricted)
- Sep 2026 *: Restricted (was Allowed)
- Aug 2026 *: Allowed (was Restricted)
AI Crawlers
No AI crawlers blocked
Audience
- 93% phone
- 7% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.45 / 10 · ranked #952,180 of all domains
41 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 225 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 1.7 MB · 59 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on VSHOSTING (93.185.106.128, IPv6)
- DNS: websupport.cz
- Email: klier.cz
- Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 10,257,189, 4 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| shop.klier.cz | 20 |
| www.klier.cz | 16 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped jsDelivr May 2026
- dropped Nette Framework May 2026
- dropped OpenResty May 2026
- dropped SweetAlert2 May 2026
- detected GSAP Apr 2026
- detected HSTS Apr 2026
- detected Keen-Slider Apr 2026
- detected Next.js Apr 2026
- detected Next.js App Router Apr 2026
- detected Node.js Apr 2026
- detected Priority Hints Apr 2026
- detected React Apr 2026
- detected Tailwind CSS Apr 2026
- detected Webpack Apr 2026