What powers siu.vn?
Last seen Sep 2026 · 22 technologies across 13 categories
Authentication
CDN
CMS
Databases
Ecommerce
Font scripts
JavaScript libraries
Miscellaneous
Performance
Programming languages
UI frameworks
Web servers
WordPress plugins
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
- 100% phone
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.29 / 10 · ranked #52,492,959 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 75 ms |
| CLS | 0.1 |
| TTFB | 1800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Vietnamese
- Weight: 1.5 MB · 12 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on RUNSYSTEM-AS-VN GMO-Z.com Runsystem Joint Stock Company (103.18.6.222)
- DNS: tenten.vn
- Email: no MX record returned
- Email security: SPF (soft fail)
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 70,593,392
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Bunny Sep 2026
- detected Bunny Fonts Sep 2026
- detected Open Graph Sep 2026
- detected WebFactory Maintenance Sep 2026
- dropped Nginx Jul 2026
- detected HTTP/3 Jun 2026
- detected LiteSpeed Jun 2026