What powers firstclass.cz?
Last seen Nov 2023 · 57 technologies across 30 categories
A/B Testing
Google Optimize
since Sep 2021
Analytics
Gemius
since Oct 2019
Google Analytics
since Jun 2018
Google Analytics Enhanced eCommerce
since Aug 2018
Hotjar
since Dec 2018
Pinterest Conversion Tag
since Jul 2021
Caching
CDN
Cloudflare
since Dec 2020
jsDelivr
since Sep 2020
CMS
WordPress
since Apr 2018
Cookie compliance
CookieYes
since Jun 2022
CRM
Richpanel
since Feb 2023
Databases
MySQL
since Jun 2018
Ecommerce
WooCommerce
since Feb 2020
MailChimp
since Feb 2021
Font scripts
JavaScript Libraries
Load balancers
Amazon ALB
since Feb 2023
Marketing automation
Miscellaneous
Operating Systems
Debian
since Apr 2018
PaaS
Amazon Web Services
since Feb 2023
Performance
Cloudflare Rocket Loader
since Oct 2022
Programming languages
PHP
since Jun 2018
Reviews
Judge.me
since May 2023
Security
Cloudflare Bot Management
since Nov 2023
SEO
Tag managers
Google Tag Manager
since Apr 2018
UI frameworks
Animate.css
since May 2019
Video players
Web servers
Apache HTTP Server
since Apr 2018
Nginx
since Aug 2018
Webmail
Google Workspace
since Aug 2022
Widgets
WordPress plugins
Litespeed Cache
since Feb 2021
PixelYourSite
since Apr 2022
WordPress themes
Astra
since Nov 2021
Audience
- 83% phone
- 15% desktop
- 2% tablet
Czechia
Slovakia
Germany
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.69 / 10 · ranked #357,800 of all domains
77 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 150 ms |
| CLS | 0.2 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Subdomains
| Host | Techs |
|---|---|
| firstclass.cz | 33 |
| shop.firstclass.cz | 22 |
| www.firstclass.cz | 14 |
| futralovna.firstclass.cz | 13 |
| magaziny.firstclass.cz | 11 |
| otazky.firstclass.cz | 11 |
| elektronicky.firstclass.cz | 10 |