What powers optimi.vn?
Last seen Sep 2026 · 36 technologies across 20 categories
Analytics
Google Analytics
since Apr 2025
Microsoft Clarity
since Aug 2026
Authentication
Google Sign-in
since Apr 2025
CDN
cdnjs
since Jun 2025
Cloudflare
since Jun 2025
CMS
Databases
MySQL
since Apr 2025
Font scripts
Hosting panels
Plesk
since Apr 2025
JavaScript frameworks
TanStack Start
since Aug 2026
JavaScript libraries
Flickity
since Apr 2025
Miscellaneous
PaaS
Amazon Web Services
since Apr 2025
Vercel
since Aug 2026
Performance
Priority Hints
since Apr 2025
Programming languages
PHP
since Apr 2025
Security
HSTS
since Aug 2026
Tag managers
Google Tag Manager
since Apr 2025
UI frameworks
Web servers
LiteSpeed
since Apr 2025
Webmail
Google Workspace
since Apr 2025
Microsoft 365
since Jul 2026
Widgets
Buttonizer
since Jun 2025
WordPress plugins
Autoptimize
since Apr 2025
Contact Form 7
since Apr 2025
WordPress Super Cache
since Apr 2025
Yoast SEO
since Apr 2025
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 64% desktop
- 36% phone
Vietnam
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.49 / 10 · ranked #25,360,714 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Vietnamese
- CDN: Vercel
- Weight: 0.7 MB · 40 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (216.150.1.1)
- Email: no MX record returned, SPF names Microsoft 365
- Email security: SPF (soft fail), DMARC monitor only
- Common Crawl link graph: rank 119,503,057, 7 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.optimi.vn | 28 |
| optimi.vn | 12 |
Full technology history →
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Recent changes
- dropped Cloudflare Bot Management Sep 2026
- dropped Google Font API Sep 2026
- dropped HubSpot Sep 2026
- dropped HubSpot Analytics Sep 2026
- dropped HubSpot Chat Sep 2026
- dropped HubSpot WordPress plugin Sep 2026
- dropped Kadence WP Blocks Sep 2026
- dropped Kadence WP Kadence Sep 2026
- dropped Nginx Sep 2026
- dropped RankMath SEO Sep 2026
- dropped Splide Sep 2026
- dropped WordPress Block Editor Sep 2026
- detected HSTS Aug 2026
- detected Microsoft Clarity Aug 2026
- detected Radix UI Aug 2026
- detected shadcn/ui Aug 2026
- detected Tailwind CSS Aug 2026
- detected TanStack Start Aug 2026
- detected Vercel Aug 2026
- detected Microsoft 365 Jul 2026
- detected Cloudflare Bot Management Feb 2026
- detected HubSpot Feb 2026
- detected HubSpot Analytics Feb 2026
- detected HubSpot Chat Feb 2026
- detected HubSpot WordPress plugin Feb 2026