What powers b4.cn?
Last seen Sep 2026 · 5 technologies across 5 categories
JavaScript frameworks
Vue.js
since Sep 2026
Miscellaneous
Open Graph
since Sep 2026
Programming languages
TypeScript
since Sep 2026
UI frameworks
Naive UI
since Sep 2026
Web servers
Tengine
since Sep 2026
AI Crawlers
Not checked yet. Rescan the site (button above) and we fetch its robots.txt, llms.txt, and ai.txt to show which AI crawlers it blocks.
Audience
- 78% desktop
- 22% phone
Indonesia
Mexico
Algeria
Iraq
Vietnam
Philippines
Where the site's Chrome visitors come from, largest estimated audience first.
Core Web Vitals
| LCP | 3.3 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Alibaba
- Weight: 0.6 MB · 15 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.