What powers chiasevoucher.com?
Last seen Aug 2026 · 14 technologies across 10 categories
Analytics
Facebook Pixel
since Sep 2025
Caching
QUIC.cloud
since Jul 2026
CMS
Databases
MySQL
since Sep 2025
Font scripts
Google Font API
since Jul 2026
Twitter Emoji (Twemoji)
since Dec 2025
JavaScript libraries
Miscellaneous
Programming languages
Web servers
LiteSpeed
since Sep 2025
WordPress plugins
Litespeed Cache
since Aug 2026
RankMath SEO
since Sep 2025
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 73% desktop
- 27% phone
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Core Web Vitals
| LCP | 0.8 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Vietnamese
- CDN: QUIC.cloud
- Weight: 0.2 MB · 13 requests
- WordPress theme: generatepress (child: generatepress_child) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped Google Analytics Aug 2026
- dropped Google Tag Manager Aug 2026
- dropped jQuery Aug 2026
- dropped jQuery Migrate Aug 2026
- detected Litespeed Cache Aug 2026
- dropped Priority Hints Aug 2026
- detected Google Font API Jul 2026
- detected QUIC.cloud Jul 2026
- dropped Site Kit Mar 2026
- dropped WooCommerce Feb 2026
- dropped Contact Form 7 Jan 2026
- detected Site Kit Jan 2026