What powers jazyko.cz?
Last seen Jun 2026 · 31 technologies across 16 categories
Advertising
Twitter Ads
since Jul 2024
Analytics
Google Analytics
since Jun 2024
Authentication
Facebook Login
since Nov 2022
CDN
Cloudflare
since Sep 2024
CMS
WordPress
since Nov 2022
Databases
MySQL
since Nov 2022
Font scripts
Google Font API
since Nov 2022
JavaScript libraries
Marketing automation
Sendinblue
since Mar 2023
Miscellaneous
Performance
Priority Hints
since Jun 2024
Programming languages
PHP
since Nov 2022
Security
Cloudflare Bot Management
since Sep 2024
Cloudflare Turnstile
since Nov 2024
Web servers
LiteSpeed
since Nov 2022
WordPress plugins
Litespeed Cache
since Nov 2022
Moove GDPR Consent
since Jun 2023
ThimPress LearnPress
since Nov 2024
WooCommerce
since Jun 2024
WooCommerce Subscriptions
since Nov 2024
WordPress themes
Astra
since Nov 2022
Audience
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.58 / 10 · ranked #5,829,692 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.8 s |
| INP | 175 ms |
| CLS | 0 |
| TTFB | 1700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- Weight: 1.9 MB · 120 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped HSTS Jun 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025
- dropped Nginx Oct 2025
- dropped OpenResty Oct 2025
- detected HSTS Sep 2025
- detected HTTP/3 Sep 2025
- detected LiteSpeed Sep 2025
- detected Litespeed Cache Sep 2025
- dropped HSTS Aug 2025
- dropped HTTP/3 Aug 2025
- dropped LiteSpeed Aug 2025
- dropped Litespeed Cache Aug 2025