What powers vietguys.biz?
Last seen Sep 2026 · 38 technologies across 17 categories
Analytics
Ecommerce
Font scripts
JavaScript frameworks
JavaScript libraries
Live chat
Miscellaneous
Operating systems
Performance
Programming languages
Security
Tag managers
UI frameworks
Web frameworks
Web server extensions
Web servers
AI Crawlers
Blocks 6 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- Google-Extended Blocked
- GPTBot Blocked
The other 27 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt found
- ai.txt not checked
AI Crawlers
6 of 33 AI crawlers blocked
Standards: llms.txt
Audience
- 100% desktop
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.61 / 10 · ranked #2,299,438 of all domains
24 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Vietnamese
- Weight: 0.7 MB · 79 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on VNPT-AS-VN VIETNAM POSTS AND TELECOMMUNICATIONS GROUP (14.225.253.120)
- DNS: viettelidc.com.vn
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Sectigo, RSA 2048, wildcard, expires Jan 2027
- Common Crawl link graph: rank 10,595,123, 9 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.vietguys.biz | 31 |
| trackingsms.vietguys.biz | 10 |
| developers.vietguys.biz | 6 |
Full technology history →
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Recent changes
- detected Cart Functionality Sep 2026
- detected HSTS Sep 2026
- detected Next.js Sep 2026
- detected Next.js App Router Sep 2026
- detected Node.js Sep 2026
- detected Priority Hints Sep 2026
- detected PWA Sep 2026
- detected Radix UI Sep 2026
- detected React Sep 2026
- detected shadcn/ui Sep 2026
- detected Tailwind CSS Sep 2026
- detected Webpack Sep 2026