What powers treasure-official.jp?
Last seen Aug 2026 · 15 technologies across 11 categories
Analytics
Google Analytics
since May 2021
Authentication
NextAuth.js
since Nov 2025
CDN
Amazon CloudFront
since Oct 2025
Documentation
Zendesk
since Aug 2022
Amazon SES
since Oct 2025
JavaScript frameworks
Miscellaneous
PaaS
Amazon Web Services
since Sep 2021
Performance
Priority Hints
since Oct 2025
Programming languages
Node.js
since Oct 2025
UI frameworks
Tailwind CSS
since Oct 2025
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
- 93% phone
- 7% desktop
Japan
Indonesia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.28 / 10 · ranked #2,928,560 of all domains
9 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 12.1 MB · 47 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped Lodash Mar 2026
- dropped Amazon ALB Nov 2025
- dropped Apache HTTP Server Nov 2025
- dropped jQuery Nov 2025
- detected NextAuth.js Nov 2025
- dropped PHP Nov 2025
- dropped Slick Nov 2025
- detected Amazon CloudFront Oct 2025
- detected Amazon SES Oct 2025
- detected Lodash Oct 2025
- detected Next.js Oct 2025
- detected Next.js App Router Oct 2025
- detected Node.js Oct 2025
- detected Priority Hints Oct 2025
- detected PWA Oct 2025
- detected React Oct 2025
- detected Tailwind CSS Oct 2025
- detected Webpack Oct 2025