What powers esteacher.kr?
Last seen Jun 2026 · 6 technologies across 5 categories
Analytics
Google Analytics
since Jun 2026
Caching
Varnish
since Jun 2026
CDN
Miscellaneous
Open Graph
since Jun 2026
PaaS
GitHub Pages
since Jun 2026
Audience
- 66% desktop
- 28% phone
- 6% tablet
South Korea
Countries where the site has Chrome traffic, strongest markets first.
Core Web Vitals
| LCP | 0.9 s |
| INP | 150 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Korean
- CDN: Fastly
- Weight: 0.6 MB · 19 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.