What powers kchem.org?
Last seen Jun 2026 · 31 technologies across 11 categories
CDN
Font scripts
JavaScript frameworks
JavaScript graphics
ApexCharts.js
since Feb 2025
Chart.js
since Feb 2025
JavaScript libraries
Miscellaneous
Open Graph
since Feb 2025
Popper
since Feb 2025
PaaS
Amazon Web Services
since Feb 2025
Programming languages
Java
since Jan 2026
Rich text editors
Quill
since Feb 2025
Security
HSTS
since Apr 2025
UI frameworks
Audience
- 92% desktop
- 5% phone
- 3% tablet
South Korea
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.81 / 10 · ranked #1,947,774 of all domains
11 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Korean
- Weight: 22.7 MB · 111 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| olympiad.kchem.org | 25 |
| kchem.org | 24 |
| jkcs.kchem.org | 12 |