Tech Stack Index · Other
What is web4u.cz built with?
As of 2026-10-02, web4u.cz is built with 10 detected technologies: it is served through cdnjs and measures traffic with Google Analytics and Google Tag Manager.
Technologies detected on web4u.cz
| Category | Technology | Version | Confidence |
|---|---|---|---|
| Web server | Nginx | – | high |
| OpenResty | – | high | |
| CDN | cdnjs | – | high |
| Analytics | Google Analytics | – | high |
| Tag manager | Google Tag Manager | – | high |
| JavaScript library | jQuery | 2.1.1 | high |
| jQuery UI | – | high | |
| Live chat / support | Intercom | – | high |
| Security / bot protection | reCAPTCHA | – | high |
| UI library | Bootstrap | – | high |
Detected on 2026-10-02 from public HTML, scripts and HTTP response headers of the home page. High confidence: a definite signature or two different signals; medium: one weak signal.
FAQ
- What technologies does web4u.cz use?
- As of 2026-10-02, web4u.cz is built with 10 detected technologies: it is served through cdnjs and measures traffic with Google Analytics and Google Tag Manager. Detected from the public home page HTML and response headers.
- What CMS does web4u.cz use?
- We did not detect a known CMS or e-commerce platform on the web4u.cz home page (2026-10-02); it may use a custom system.
- What framework is web4u.cz built with?
- We did not detect a known web framework on the web4u.cz home page (2026-10-02).
- What CDN or hosting does web4u.cz use?
- web4u.cz uses cdnjs (detected 2026-10-02).
- What analytics does web4u.cz use?
- web4u.cz uses Google Analytics and Google Tag Manager (detected 2026-10-02).
More about web4u.cz
- Does web4u.cz block GPTBot and other AI crawlers? (AI Crawler Index)
- What are .cz websites built with?
- What are other websites built with?
- All technologies in the Tech Stack Index