What powers aichallenge4all.or.kr?
Last seen Jun 2026 · 20 technologies across 11 categories
Analytics
CDN
Cloudflare
since Apr 2026
jsDelivr
since Apr 2026
JavaScript frameworks
JavaScript libraries
Swiper
since Apr 2026
Miscellaneous
PaaS
Vercel
since Apr 2026
Performance
Priority Hints
since Apr 2026
Programming languages
Node.js
since Apr 2026
Security
HSTS
since Apr 2026
UI frameworks
Tailwind CSS
since Apr 2026
Webmail
Google Workspace
since May 2026
Audience
- 54% desktop
- 26% tablet
- 20% phone
South Korea
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.34 / 10 · ranked #1,072,897 of all domains
25 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 175 ms |
| CLS | 0.25 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Korean
- CDN: Vercel
- Weight: 3.1 MB · 56 requests
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Workspace May 2026
- detected PWA May 2026