What powers jdsa.jp?
Last seen Jun 2026 · 18 technologies across 11 categories
Analytics
Google Analytics
since Jun 2025
CDN
jsDelivr
since Jun 2025
CMS
a-blog cms
since Jun 2025
JavaScript libraries
Miscellaneous
Open Graph
since Jun 2025
RSS
since Jun 2025
Operating systems
CentOS
since Jun 2025
PaaS
Amazon Web Services
since Jun 2025
Programming languages
Security
HSTS
since Jun 2025
Web server extensions
Web servers
Audience
- 52% phone
- 48% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.19 / 10 · ranked #1,278,547 of all domains
13 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 1.2 MB · 55 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.