What powers congdoan.vn?
Last seen Aug 2026 · 31 technologies across 16 categories
Analytics
Google Analytics
since Jan 2019
Authentication
Facebook Login
since Jan 2025
Google Sign-in
since Feb 2021
CDN
cdnjs
since Nov 2021
Cloudflare
since May 2022
CMS
Microsoft SharePoint
since Jan 2019
Databases
Firebase
since Jan 2025
Ecommerce
Cart Functionality
since Jan 2025
Font scripts
Font Awesome
since Jan 2019
JavaScript frameworks
JavaScript libraries
Maps
Google Maps
since Jan 2025
Miscellaneous
Programming languages
Java
since Nov 2021
TypeScript
since Jan 2025
Security
UI frameworks
Web frameworks
Web servers
Nginx
since Nov 2021
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 83% desktop
- 17% phone
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.56 / 10 · ranked #835,884 of all domains
45 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 0.7 MB · 34 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on VTDC-AS-VN Vietel - CHT Compamy Ltd (210.211.98.1)
- DNS: tenten.vn
- Email: congdoan.vn
- Email security: no SPF record, DMARC quarantine
- Common Crawl link graph: rank 103,181, 8 hosts
DNS records as swept Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| chotet.congdoan.vn | 24 |
| congdoan.vn | 10 |
| www.congdoan.vn | 9 |
| doanvien.congdoan.vn | 7 |
| taphuanthongke.congdoan.vn | 4 |
Full technology history →
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