What powers 5400.co.kr?
Last seen Jun 2026 · 13 technologies across 11 categories
CMS
Gnuboard
since Jun 2023
Databases
MySQL
since Jun 2023
Ecommerce
Cart Functionality
since Jun 2023
Font scripts
Font Awesome
since Jun 2023
JavaScript libraries
Miscellaneous
Open Graph
since Jun 2023
Operating systems
CentOS
since Jun 2023
Programming languages
UI frameworks
Web server extensions
Web servers
Audience
South Korea
Countries where the site has Chrome traffic, strongest markets first.
Core Web Vitals
| LCP | 1.1 s |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Korean
- Weight: 9.1 MB · 120 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Cloudflare Oct 2025
- dropped Cloudflare Bot Management Oct 2025
- dropped Vimeo Oct 2025