What powers richterczech.cz?
Last seen Sep 2026 · 19 technologies across 14 categories
Analytics
Google Analytics
since Jan 2019
CDN
cdnjs
since Sep 2023
Cloudflare
since Sep 2023
CMS
Joomla
since Jan 2019
Ecommerce
Cart Functionality
since Sep 2023
Font scripts
Font Awesome
since Jan 2019
JavaScript frameworks
Alpine.js
since Jul 2024
JavaScript libraries
Miscellaneous
Google Code Prettify
since Sep 2023
Open Graph
since Sep 2022
Programming languages
PHP
since Jan 2019
Search engines
Awesomplete
since Sep 2023
Security
HSTS
since Sep 2025
UI frameworks
Animate.css
since Sep 2023
Web frameworks
Helix Ultimate
since Sep 2023
Web servers
Apache HTTP Server
since Jan 2019
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 54% desktop
- 46% phone
Czechia
Slovakia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.76 / 10 · ranked #4,578,319 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech (Czechia)
- Weight: 4.3 MB · 109 requests
- Structured data: JSON-LD, 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 Hetzner (138.201.201.131)
- DNS: forpsi.cz
- Email: forpsi.com
- Email security: SPF (hard fail), DMARC quarantine, DNSSEC signed
- Common Crawl link graph: rank 39,792,524, 2 hosts
DNS records as swept Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped ResponsiveVoice Jan 2026