What powers acha.kr?
Last seen Aug 2026 · 9 technologies across 6 categories
Analytics
Google Analytics
since Apr 2025
Naver Analytics
since Apr 2025
Font scripts
Google Font API
since Apr 2025
Miscellaneous
HTTP/3
since Aug 2026
Open Graph
since Apr 2025
Programming languages
Python
since Aug 2026
Security
HSTS
since Mar 2026
Web servers
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 72% desktop
- 28% phone
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Core Web Vitals
| LCP | 1.9 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Korean
- Weight: 0.6 MB · 29 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Aug 2026.
Full technology history →
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