What powers koelsa.or.kr?
Last seen Jun 2026 · 43 technologies across 17 categories
Analytics
Naver Analytics
since Jun 2026
CDN
CMS
XpressEngine
since Dec 2023
Font scripts
Font Awesome
since Jan 2019
JavaScript frameworks
JavaScript graphics
JavaScript libraries
crypto-js
since Jun 2026
jQuery Migrate
since Aug 2022
OWL Carousel
since Jan 2019
Slick
since Jan 2019
Swiper
since Sep 2022
Miscellaneous
Babel
since Sep 2023
Open Graph
since Sep 2022
Oracle Dynamic Monitoring Service
since Jan 2019
RSS
since Dec 2023
Mobile frameworks
Operating systems
CentOS
since May 2022
Programming languages
Security
HSTS
since Sep 2022
UI frameworks
Semantic UI
since Dec 2020
Video players
YouTube
since Aug 2022
Web server extensions
Web servers
Apache HTTP Server
since Jan 2019
Nginx
since Aug 2022
Oracle HTTP Server
since Jan 2019
Oracle WebLogic Server
since Mar 2023
Widgets
Audience
- 84% desktop
- 14% phone
- 2% tablet
South Korea
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.52 / 10 · ranked #869,863 of all domains
41 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: 6.2 MB · 107 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| edu.koelsa.or.kr | 11 |
| eicp.koelsa.or.kr | 10 |
| mail.koelsa.or.kr | 10 |
| eledata.koelsa.or.kr | 8 |
| estin.koelsa.or.kr | 8 |
| mdm2.koelsa.or.kr | 8 |
| pj.koelsa.or.kr | 8 |
| minwon.koelsa.or.kr | 7 |
| www.koelsa.or.kr | 7 |
| home.koelsa.or.kr | 6 |
| lms2.koelsa.or.kr | 6 |
| cyber.koelsa.or.kr | 4 |
| koelsa.or.kr | 4 |
| m.koelsa.or.kr | 4 |
| lms.koelsa.or.kr | 3 |