What powers karyu-official.com?
Last seen Jun 2026 · 17 technologies across 15 categories
Advertising
Twitter Ads
since Apr 2022
Analytics
Google Analytics
since Apr 2022
Authentication
Facebook Login
since Apr 2022
Caching
RackCache
since Apr 2022
CDN
Cloudflare
since Mar 2024
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Aug 2022
Programming languages
Ruby
since Apr 2022
Security
Cloudflare Bot Management
since Mar 2024
reCAPTCHA
since Aug 2023
Tag managers
Google Tag Manager
since Apr 2022
Video players
YouTube
since Aug 2024
Web frameworks
Ruby on Rails
since Apr 2022
Web servers
Nginx
since Apr 2022
Widgets
Twitter
since Apr 2022
Audience
- 100% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.96 / 10 · ranked #13,415,213 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 25.6 MB · 114 requests
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025