What powers class.id?
Last seen Jun 2026 · 20 technologies across 11 categories
Analytics
Google Analytics
since Sep 2021
CDN
Cloudflare
since Jan 2023
Font scripts
Google Font API
since Sep 2022
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
Ubuntu
since Sep 2021
Programming languages
Node.js
since May 2024
UI frameworks
Web servers
Audience
Indonesia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.83 / 10 · ranked #1,905,049 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 1.1 MB · 10 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| cbtapp.class.id | 16 |
| cbt.class.id | 15 |
| icmi.class.id | 8 |
| jmd.class.id | 8 |