What powers kw21connect.jp?
Last seen Jun 2026 · 9 technologies across 8 categories
CDN
Amazon CloudFront
since Feb 2025
Amazon SES
since Feb 2025
JavaScript libraries
Miscellaneous
HTTP/3
since Feb 2025
PaaS
Amazon Web Services
since Feb 2025
Programming languages
Java
since Feb 2025
Security
HSTS
since Sep 2025
Web frameworks
JavaServer Faces
since Feb 2025
Audience
- 100% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.74 / 10 · ranked #4,692,926 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 250 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- CDN: Amazon CloudFront
- Weight: 1.3 MB · 40 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| dlkenpo.kw21connect.jp | 8 |
| kenpo-info.kw21connect.jp | 8 |
| taiheiyo-ce-kenpo.kw21connect.jp | 8 |
| takakenpo.kw21connect.jp | 8 |