What powers 
sigo.vn?
Last seen Aug 2026 · 21 technologies across 14 categories
Analytics
CDN
Font scripts
JavaScript frameworks
JavaScript libraries
Load balancers
Miscellaneous
Operating systems
Performance
Programming languages
Tag managers
Web frameworks
Web servers
Webmail
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 69% phone
- 31% desktop
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.70 / 10 · ranked #761,827 of all domains
33 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.9 s |
| INP | 100 ms |
| CLS | 0.15 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Vietnamese
- Weight: 2.2 MB · 89 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Sigo
- Industry: Software and apps (declares
SoftwareApplication) - Profiles: Facebook, YouTube, Instagram, TikTok, X, LinkedIn
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on NHANHOA-AS-VN NhanHoa Software company (103.57.209.195)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 264,192, 3 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| sigo.vn | 19 |
| ad.sigo.vn | 11 |
Full technology history →
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