What powers hihappyschool.org?
Last seen Jun 2026 · 23 technologies across 11 categories
Analytics
Google Analytics
since Mar 2025
Authentication
Apple Sign-in
since Mar 2025
Font scripts
Google Font API
since Mar 2025
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Miscellaneous
Programming languages
Rich text editors
Quill
since Apr 2026
Web servers
Widgets
Audience
- 100% phone
South Korea
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.46 / 10 · ranked #6,844,036 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| INP | 75 ms |
| CLS | 0.4 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 19.8 MB · 195 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| admin.hihappyschool.org | 15 |
| m.hihappyschool.org | 14 |
Full technology history →
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Recent changes
- detected Nginx Feb 2026