What powers 
tsi.vn?
Last seen Sep 2026 · 22 technologies across 12 categories
Analytics
CDN
CMS
Databases
Font scripts
JavaScript libraries
Maps
Miscellaneous
Performance
Programming languages
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.47 / 10 · ranked #406,657 of all domains
86 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.9 s |
| CLS | 0 |
| TTFB | 2200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Vietnamese
- Weight: 17.0 MB · 88 requests
- WordPress theme: flatsome (child: shop2) · all themes
- 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 BKNS-AS-VN Bach Kim Network solutions Join stock company (103.74.121.5)
- DNS: bkdns.vn
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 8,312,351, 4 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Contact Form 7 Jun 2026
- dropped Akismet May 2026
- detected core-js May 2026
- detected Google Font API May 2026
- dropped Google Tag Manager May 2026
- dropped HTTP/3 May 2026
- detected jsDelivr May 2026
- detected Site Kit May 2026
- dropped Cart Functionality Feb 2026
- dropped core-js Feb 2026
- dropped Facebook Chat Plugin Feb 2026
- dropped Font Awesome Feb 2026
- dropped Google Font API Feb 2026
- dropped jsDelivr Feb 2026
- dropped Really Simple SSL & Security Feb 2026
- dropped Underscore.js Feb 2026