What powers alerty.cz?
Last seen Jun 2026 · 27 technologies across 15 categories
Analytics
Cloudflare Browser Insights
since Nov 2025
Google Analytics
since May 2019
Microsoft Clarity
since Dec 2025
CDN
cdnjs
since Sep 2024
Cloudflare
since Aug 2019
CMS
WordPress
since May 2019
Cookie compliance
CRM
Zoho
since Aug 2022
Databases
MySQL
since May 2019
Font scripts
Google Font API
since May 2019
Twitter Emoji (Twemoji)
since May 2019
JavaScript libraries
Lightbox
since May 2019
Miscellaneous
Performance
Priority Hints
since Dec 2025
Programming languages
PHP
since May 2019
Security
HSTS
since Sep 2022
UI frameworks
Web frameworks
Web servers
Nginx
since Sep 2024
Audience
Czechia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.42 / 10 · ranked #32,549,719 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.2 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 2200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- CDN: Cloudflare
- Weight: 0.6 MB · 42 requests
- WordPress theme: mioweb3 · all themes
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| alerty.cz | 20 |
| ro.alerty.cz | 13 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Microsoft Clarity Dec 2025
- detected Priority Hints Dec 2025
- detected Twitter Emoji (Twemoji) Dec 2025
- detected Cloudflare Browser Insights Nov 2025