What powers jje.go.kr?
Last seen Jun 2026 · 28 technologies across 15 categories
Analytics
Naver Analytics
since Nov 2022
CDN
jQuery CDN
since Jan 2023
jsDelivr
since Apr 2026
CMS
Gnuboard
since May 2024
Databases
MySQL
since May 2024
Font scripts
JavaScript graphics
Chart.js
since Jul 2025
JavaScript libraries
Miscellaneous
Operating systems
Windows Server
since Jan 2023
Programming languages
Security
HSTS
since Aug 2025
UI frameworks
Web frameworks
Web servers
Widgets
FlexSlider
since Nov 2022
Audience
- 66% desktop
- 28% phone
- 5% tablet
South Korea
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.76 / 10 · ranked #271,059 of all domains
121 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Korean
- Weight: 8.7 MB · 102 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| o365.jje.go.kr | 13 |
| reading.jje.go.kr | 9 |
| jje.go.kr | 6 |
| school.jje.go.kr | 6 |
| www.jje.go.kr | 6 |
| jhscs.jje.go.kr | 5 |
| jinhak.jje.go.kr | 5 |
| jjebook.jje.go.kr | 5 |
| smart.jje.go.kr | 5 |
| eduro.jje.go.kr | 4 |
| par.jje.go.kr | 4 |
| stu.jje.go.kr | 4 |
| edurecruit.jje.go.kr | 3 |
| hakwon.jje.go.kr | 3 |
| jiwon.jje.go.kr | 3 |
| org.jje.go.kr | 2 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Gnuboard May 2026
- detected MySQL May 2026
- detected PHP May 2026
- dropped Gnuboard Jan 2026
- dropped MySQL Jan 2026
- dropped PHP Jan 2026
- detected Gnuboard Nov 2025
- detected MySQL Nov 2025
- detected PHP Nov 2025
- dropped Gnuboard Aug 2025
- detected HSTS Aug 2025
- dropped MySQL Aug 2025
- dropped PHP Aug 2025