What powers chuo-keiriken.jp?
Last seen Jun 2026 · 11 technologies across 10 categories
Amazon SES
since Nov 2025
JavaScript frameworks
JavaScript libraries
LMS
Moodle
since May 2020
Operating systems
AlmaLinux
since Jun 2024
PaaS
Amazon Web Services
since Nov 2025
Programming languages
Video players
VideoJS
since Apr 2022
Web server extensions
Web servers
Audience
- 80% desktop
- 20% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.92 / 10 · ranked #14,252,691 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 1.0 MB · 33 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected Amazon SES Nov 2025
- detected Amazon Web Services Nov 2025