What powers voucheryoutube.vn?
Last seen Aug 2026 · 7 technologies across 5 categories
JavaScript frameworks
React
since May 2026
Miscellaneous
HTTP/3
since May 2026
Open Graph
since Aug 2026
Programming languages
Python
since Aug 2026
Security
HSTS
since May 2026
Web servers
Uvicorn
since Aug 2026
AI Crawlers
robots.txt could not be read at the last check (Aug 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 100% phone
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Core Web Vitals
| LCP | 1.1 s |
| INP | 150 ms |
| CLS | 0.2 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Vietnamese
- CDN: Google
- Weight: 4.6 MB · 10 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Open Graph Aug 2026
- detected Python Aug 2026
- detected Uvicorn Aug 2026