What powers classroom4.us?
Last seen Jun 2026 · 2 technologies across 2 categories
Audience
- 52% desktop
- 48% phone
Bosnia & Herzegovina
Countries where the site has Chrome traffic, strongest markets first.
Core Web Vitals
| LCP | 8.6 s |
| INP | 225 ms |
| CLS | 0.15 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 0.0 MB · 2 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| bbb1.classroom4.us | 2 |
| classroom4.us | 2 |