What powers tek4tv.vn?
Last seen Aug 2026 · 9 technologies across 6 categories
Analytics
JavaScript libraries
Miscellaneous
Reverse proxies
Security
Video players
AI Crawlers
Does not block any of the 33 AI crawlers we track in its robots.txt. Checked Sep 2026.
Training crawlers
- Applebot-Extended Allowed
- ClaudeBot Allowed
- Google-Extended Allowed
- GPTBot Allowed
Search and AI assistants
- OAI-SearchBot Allowed
- PerplexityBot Allowed
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
- llms-full.txt found
- ai.txt not found
- Sep 2026 applebot-extended added to robots.txt
- Sep 2026 claudebot added to robots.txt
- Sep 2026 google-extended added to robots.txt
- Sep 2026 gptbot added to robots.txt
- Sep 2026 oai-searchbot added to robots.txt
- Sep 2026 perplexitybot added to robots.txt
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, llms-full.txt
Audience
- 63% phone
- 37% desktop
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.61 / 10 · ranked #809,448 of all domains
44 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Vietnamese
- Weight: 4.9 MB · 110 requests
- Structured data: JSON-LD, Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on VTDC-AS-VN Vietel - CHT Compamy Ltd (171.244.130.53)
- DNS: zonedns.vn
- Email: no MX record returned
- SSL: Sectigo, RSA 2048, wildcard, expires Feb 2027
- Common Crawl link graph: rank 2,024,685, 17 hosts
- Verified with: Google, TikTok
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| beta-hn.tek4tv.vn | 9 |
| cloudwebhn.tek4tv.vn | 9 |
Full technology history →
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Recent changes
- dropped Font Awesome Oct 2025
- dropped Swiper Oct 2025