What powers zlutak.cz?
Last seen Sep 2026 · 13 technologies across 8 categories
CDN
cdnjs
since Aug 2024
Cloudflare
since Aug 2024
Cloudinary
since Aug 2024
Google Hosted Libraries
since Mar 2022
Ecommerce
Cart Functionality
since Nov 2025
Font scripts
Google Font API
since Jan 2022
JavaScript libraries
Maps
Google Maps
since Dec 2022
Miscellaneous
HTTP/3
since Sep 2026
Open Graph
since Sep 2022
Programming languages
PHP
since Jan 2019
Web servers
Apache HTTP Server
since Jan 2019
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 87% phone
- 13% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.59 / 10 · ranked #2,343,054 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 2.7 MB · 47 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on WEDOS-GLOBAL (185.8.237.11, IPv6)
- DNS: wedos.com
- Email: wedos.net
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 9,332,253, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected HTTP/3 Sep 2026
- detected Cart Functionality Aug 2026
- dropped Cart Functionality Jan 2026
- detected Cart Functionality Nov 2025