What powers ca21.net?
Last seen Jun 2026 · 21 technologies across 9 categories
Analytics
Naver Analytics
since Aug 2022
CDN
CMS
Gnuboard
since Aug 2022
Databases
MySQL
since Aug 2022
Font scripts
Google Font API
since Jun 2026
JavaScript libraries
Miscellaneous
Programming languages
PHP
since Aug 2022
Web servers
Apache HTTP Server
since Aug 2022
Audience
South Korea
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.09 / 10 · ranked #118,711,873 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Korean
- Weight: 12.3 MB · 97 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected AOS Jun 2026
- detected Babel Jun 2026
- detected cdnjs Jun 2026
- detected Cloudflare Jun 2026
- detected core-js Jun 2026
- detected Font Awesome Jun 2026
- detected Google Font API Jun 2026
- detected jQuery Migrate Jun 2026
- detected jsDelivr Jun 2026
- detected Kakao Jun 2026
- detected Swiper Jun 2026
- detected Unpkg Jun 2026