What powers koseikai.care?
Last seen Jun 2026 · 8 technologies across 8 categories
Analytics
Google Analytics
since Oct 2021
Authentication
Facebook Login
since Aug 2022
CDN
Google Hosted Libraries
since Apr 2025
Hosting
Sakura Internet
since Aug 2022
JavaScript libraries
Programming languages
Java
since Oct 2021
Web servers
Nginx
since Oct 2021
Widgets
SnapWidget
since Apr 2022
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.28 / 10 · ranked #8,871,841 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 7.6 MB · 159 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.koseikai.care | 7 |
| koseikai.care | 4 |