What powers rc9.co.kr?
Last seen Aug 2026 · 14 technologies across 7 categories
CDN
Google Hosted Libraries
since Sep 2023
jsDelivr
since Sep 2023
Ecommerce
Cafe24
since Sep 2023
Cart Functionality
since Sep 2023
Font scripts
Google Font API
since Sep 2023
JavaScript libraries
Miscellaneous
Kakao
since Oct 2023
Open Graph
since Aug 2023
Security
HSTS
since Sep 2023
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 71% desktop
- 29% phone
South Korea
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.42 / 10 · ranked #32,399,065 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 175 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Korean
- Weight: 13.0 MB · 195 requests
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Aug 2026.
Subdomains
| Host | Techs |
|---|---|
| rc9.co.kr | 12 |
| www.rc9.co.kr | 12 |
| m.rc9.co.kr | 11 |