What powers senjujuku400.jp?
Last seen Jun 2026 · 15 technologies across 10 categories
Analytics
Google Analytics
since May 2025
CDN
Amazon CloudFront
since May 2025
Amazon S3
since May 2025
CMS
microCMS
since May 2025
JavaScript frameworks
JavaScript libraries
Maps
Google Maps
since May 2025
Miscellaneous
Open Graph
since May 2025
Webpack
since May 2025
PaaS
Amazon Web Services
since May 2025
Performance
Priority Hints
since May 2025
Programming languages
Node.js
since May 2025
Audience
- 77% phone
- 23% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.76 / 10 · ranked #4,595,020 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3 s |
| CLS | 0.25 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 13.2 MB · 52 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Google Font API Sep 2025