What powers kak-biru.jp?
Last seen Jun 2026 · 10 technologies across 8 categories
A/B Testing
Convert
since Jun 2023
CDN
Google Hosted Libraries
since Feb 2022
Unpkg
since Aug 2021
Font scripts
Hosting panels
Plesk
since Sep 2023
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
UI frameworks
Bootstrap
since Jan 2019
Web servers
Nginx
since Sep 2023
Audience
- 86% desktop
- 14% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.96 / 10 · ranked #13,444,841 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 3.2 MB · 55 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| kak-biru.jp | 10 |
| www.kak-biru.jp | 10 |