What powers nasadovky.cz?

Last seen Sep 2026 · 18 technologies across 14 categories

Analytics

Google Analytics
since Oct 2025
Matomo Analytics
since Oct 2025
Microsoft Clarity
since Oct 2025

Caching

Varnish
since Dec 2025

CMS

Joomla
since Oct 2025

Font scripts

Google Font API
since Oct 2025

JavaScript frameworks

Alpine.js
since Oct 2025

JavaScript libraries

jQuery v3.7.1
since Oct 2025

Miscellaneous

Open Graph
since Oct 2025
PWA
since Oct 2025

Performance

Priority Hints
since Oct 2025

Programming languages

PHP
since Oct 2025

Security

HSTS
since Jul 2026

UI frameworks

Animate.css
since Dec 2025
Bootstrap
since Oct 2025

Web frameworks

Helix Ultimate
since Oct 2025

Web servers

Nginx
since Oct 2025

Widgets

EmbedSocial
since Jul 2026

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 not checked
  • ai.txt not found
  • Sep 2026 *: Restricted (was Allowed)

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Full breakdown

Audience

  • 100% phone
  • Czechia

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

1.10 / 10 · ranked #11,123,052 of all domains

2 referring domains · OpenPageRank

Core Web Vitals

LCP1.9 s
INP100 ms
CLS0
TTFB300 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: Czech (Czechia)
  • Weight: 3.8 MB · 118 requests
  • Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Sep 2026.

Organisation

From the homepage's own structured data (Sep 2026).

Infrastructure

  • Hosted on MASTER-AS Czech Republic www.master.cz (83.167.244.207)
  • DNS: svethostingu.cz
  • Email: svethostingu.cz
  • Email security: SPF (soft fail), DMARC monitor only
  • SSL: Let's Encrypt, RSA 2048, expires Sep 2026
  • Common Crawl link graph: rank 29,002,190, 2 hosts
  • Verified with: Google

DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted

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