What powers chengyuansteel.vn?
Last seen Aug 2026 · 16 technologies across 10 categories
Analytics
Google Analytics
since Dec 2024
Authentication
Facebook Login
since Jun 2025
CDN
jsDelivr
since Apr 2026
JavaScript libraries
Miscellaneous
Open Graph
since Dec 2024
Programming languages
PHP
since Dec 2024
Security
reCAPTCHA
since Jun 2025
UI frameworks
Animate.css
since Jun 2025
Bootstrap
since Jun 2025
Web servers
Widgets
AddToAny
since Jun 2025
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
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.05 / 10 · ranked #1,511,854 of all domains
61 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| CLS | 0.05 |
Real user p75, Chrome UX Report, Sep 2026.
Infrastructure
- Hosted on INTERDIGI-VN INTERDIGI JOINT STOCK COMPANY (103.173.226.147)
- DNS: matbao.vn
- Email: chengyuansteel.vn
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, ECDSA P384, expires Nov 2026
- Common Crawl link graph: rank 28,339,597, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped Bootstrap Icons May 2026
- dropped FancyBox May 2026
- dropped Google Font API May 2026
- dropped HTTP/3 May 2026
- dropped LiteSpeed May 2026
- dropped MailerLite May 2026