What powers 19cm.tech?
Last seen Jun 2026 · 10 technologies across 10 categories
Analytics
Cloudflare Browser Insights
since Apr 2026
CDN
Cloudflare
since Apr 2026
Ecommerce
Cart Functionality
since May 2026
Font scripts
JavaScript libraries
Miscellaneous
HTTP/3
since Apr 2026
Mobile frameworks
jQuery-pjax
since May 2026
Programming languages
PHP
since May 2026
Security
HSTS
since Apr 2026
UI frameworks
Audience
- 87% desktop
- 13% phone
Japan
China
United States
Countries where the site has Chrome traffic, strongest markets first.
Core Web Vitals
| LCP | 2.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Chinese (China)
- CDN: Cloudflare
- Weight: 1.4 MB · 25 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped RSS Jun 2026
- detected Cart Functionality May 2026
- detected jQuery-pjax May 2026
- detected PHP May 2026