What powers an-spa.vn?

Last seen Aug 2026 · 16 technologies across 10 categories

Analytics

Google Analytics
since Apr 2020

Font scripts

Google Font API
since Apr 2020

JavaScript frameworks

Next.js v15.4.4
since Feb 2026
Next.js App Router
since Feb 2026
React
since Feb 2026

Miscellaneous

Open Graph
since Sep 2022
PWA
since Feb 2026
Webpack
since Feb 2026

Performance

Priority Hints
since Feb 2026

Programming languages

Node.js
since Feb 2026

Tag managers

Google Tag Manager
since Apr 2020

UI frameworks

Radix UI
since Feb 2026
shadcn/ui
since Feb 2026
Tailwind CSS
since Feb 2026

Web servers

Nginx v1.20.1
since Apr 2020

Widgets

Tripadviser.Widget
since Jul 2026

AI Crawlers

Does not block any of the 33 AI crawlers we track in its robots.txt. Checked Aug 2026.

Training crawlers

  • ClaudeBot Allowed
  • Google-Extended Allowed
  • GPTBot Allowed

Search and AI assistants

  • PerplexityBot Allowed

User-request fetchers

  • ChatGPT-User Allowed

The other 28 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Standards: llms.txt

Full breakdown

Audience

  • 66% phone
  • 34% desktop
  • Vietnam
  • Singapore

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

1.01 / 10 · ranked #12,411,699 of all domains

3 referring domains · OpenPageRank

Search traffic

40 est. monthly organic visits (US)

49 keywords in Google's top 30

Core Web Vitals

LCP4.8 s
INP125 ms
CLS0
TTFB1300 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: English
  • Weight: 1.2 MB · 68 requests
  • Structured data: JSON-LD, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Sep 2026.

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