What powers fast.com.vn?
Last seen Jun 2026 · 53 technologies across 24 categories
Analytics
Facebook Pixel
since Jul 2021
Google Ads Conversion Tracking
since Jul 2021
Google Analytics
since Aug 2018
Microsoft Clarity
since Feb 2026
Authentication
Facebook Login
since Jul 2021
Caching
W3 Total Cache
since Nov 2023
CDN
CMS
Databases
MySQL
since Aug 2021
Ecommerce
Cart Functionality
since Nov 2021
Font scripts
Google Font API
since Aug 2021
JavaScript libraries
crypto-js
since Oct 2025
OWL Carousel
since Aug 2018
Preact
since Jun 2022
Slick
since Apr 2023
Swiper
since Sep 2022
Live chat
Load balancers
Message boards
Miscellaneous
Operating systems
Windows Server
since Aug 2018
PaaS
Azure
since Aug 2023
Performance
Priority Hints
since Oct 2023
Programming languages
Security
reCAPTCHA
since Oct 2018
Tag managers
Google Tag Manager
since Nov 2018
UI frameworks
Video players
YouTube
since Dec 2025
Web frameworks
Laravel
since Aug 2021
Web servers
WordPress plugins
Audience
- 100% desktop
Vietnam
Singapore
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.20 / 10 · ranked #454,539 of all domains
65 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.3 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Vietnamese
- Weight: 3.6 MB · 54 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| fast.com.vn | 32 |
| invoice.fast.com.vn | 27 |
| www.fast.com.vn | 20 |
| helpfap.fast.com.vn | 14 |
| eihelp.fast.com.vn | 13 |
| fa11r09help.fast.com.vn | 13 |
| fa12help.fast.com.vn | 13 |
| m-invoice.fast.com.vn | 8 |
| forum.fast.com.vn | 7 |
| einvoice.fast.com.vn | 5 |
| econtract.fast.com.vn | 4 |
| demo.fast.com.vn | 3 |
| f1.fast.com.vn | 3 |
| msv-ei.fast.com.vn | 3 |
| portal.fast.com.vn | 3 |
| tportal.fast.com.vn | 3 |
| fa11.fast.com.vn | 1 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Microsoft Clarity Feb 2026
- dropped OpenResty Nov 2025
- detected crypto-js Oct 2025
- detected OpenResty Sep 2025