What powers nrich.go.kr?
Last seen Jun 2026 · 25 technologies across 10 categories
Analytics
CDN
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Programming languages
Java
since Sep 2021
Rich text editors
CKEditor
since May 2026
UI frameworks
Animate.css
since May 2026
Bootstrap
since May 2025
Web servers
Apache HTTP Server
since Mar 2023
Audience
- 81% desktop
- 15% phone
- 4% tablet
South Korea
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.18 / 10 · ranked #463,754 of all domains
83 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Korean
- Weight: 7.4 MB · 110 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| portal.nrich.go.kr | 11 |
| ai.nrich.go.kr | 10 |
| dosi.nrich.go.kr | 8 |
| aha.nrich.go.kr | 7 |
| royaltomb.nrich.go.kr | 6 |
| nrich.go.kr | 3 |
| www.nrich.go.kr | 3 |
Full technology history →
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