What powers kosert.org?
Last seen Jun 2026 · 16 technologies across 12 categories
Analytics
Google Analytics
since Mar 2025
CDN
Cloudflare
since Mar 2025
CMS
Databases
MySQL
since Mar 2025
Font scripts
Twitter Emoji (Twemoji)
since Jan 2026
JavaScript libraries
Miscellaneous
Open Graph
since Mar 2025
RSS
since Mar 2025
Programming languages
PHP
since Mar 2025
SEO
UI frameworks
Web servers
Nginx
since Jun 2025
WordPress plugins
Audience
- 100% desktop
South Korea
Countries where the site has Chrome traffic, strongest markets first.
Core Web Vitals
| LCP | 0.5 s |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Full technology history →
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Recent changes
- dropped HTTP/3 Jan 2026