What powers cerah.co?
Last seen Jun 2026 · 20 technologies across 10 categories
Analytics
Google Ads Conversion Tracking
since Jul 2021
Google Analytics
since Oct 2022
TikTok Pixel
since Jul 2021
CDN
Amazon CloudFront
since Apr 2019
Amazon S3
since Apr 2019
JavaScript frameworks
JavaScript libraries
Live chat
Rocket.Chat
since Feb 2022
Miscellaneous
PaaS
Amazon Web Services
since Apr 2019
Programming languages
Node.js
since Aug 2021
Security
HSTS
since Jun 2025
Widgets
Audience
Indonesia
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.68 / 10 · ranked #5,083,489 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 175 ms |
| CLS | 0.2 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- CDN: Amazon CloudFront
- Weight: 2.3 MB · 76 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| cerah.co | 14 |
| www.cerah.co | 14 |
| student.cerah.co | 5 |