What powers firi.vn?
Last seen Sep 2026 · 33 technologies across 17 categories
Analytics
CDN
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Maps
Miscellaneous
PaaS
Performance
Programming languages
Security
UI frameworks
Webmail
WordPress plugins
WordPress themes
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
- 64% desktop
- 36% phone
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.45 / 10 · ranked #6,979,017 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| CLS | 0 |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- CDN: Vercel
- Weight: 5.0 MB · 41 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (216.198.79.1)
- Email: Google Workspace
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 30,039,274, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| firi.vn | 22 |
| www.firi.vn | 14 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped LiteSpeed Dec 2025
- detected Cloudflare Nov 2025
- detected Cloudflare Browser Insights Nov 2025