What powers jukf.org?
Last seen Jun 2026 · 7 technologies across 7 categories
Advertising
Google AdSense
since Aug 2021
Affiliate programs
A8.net
since Jun 2021
Hosting
Sakura Internet
since Aug 2022
JavaScript frameworks
JavaScript libraries
Programming languages
Web servers
Nginx
since Jan 2019
Audience
- 84% phone
- 16% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.89 / 10 · ranked #3,888,907 of all domains
13 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 1.6 MB · 45 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.jukf.org | 7 |
| kantou.jukf.org | 2 |