What powers rhkrr.com?
Last seen Jun 2026 · 6 technologies across 6 categories
Font scripts
Google Font API
since Feb 2020
JavaScript libraries
Operating systems
Red Hat
since May 2025
Programming languages
Web server extensions
Web servers
Audience
- 51% desktop
- 49% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Core Web Vitals
| LCP | 0.5 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 0.1 MB · 7 requests
Homepage as crawled by the HTTP Archive, Jul 2026.