What powers kca.kr?
Last seen Jun 2026 · 14 technologies across 9 categories
Analytics
CDN
jsDelivr
since Mar 2022
JavaScript frameworks
JavaScript libraries
jQuery Modal
since Apr 2022
OWL Carousel
since Apr 2019
Miscellaneous
Open Graph
since Sep 2022
PWA
since Aug 2022
Programming languages
Java
since Jan 2019
Security
HSTS
since Sep 2022
UI frameworks
Web servers
Apache HTTP Server
since Aug 2018
Audience
- 90% desktop
- 10% phone
South Korea
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.86 / 10 · ranked #260,417 of all domains
98 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 25 ms |
| CLS | 0.15 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Korean
- Weight: 3.8 MB · 33 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.kca.kr | 9 |
| emf.kca.kr | 5 |
| cqedu.kca.kr | 4 |
| mail.kca.kr | 3 |