What powers rainbow-ch.com?
Last seen Jun 2026 · 22 technologies across 13 categories
Advertising
AD EBiS
since May 2025
Google Ads
since Nov 2025
Twitter Ads
since May 2021
Yahoo Advertising
since Nov 2025
Analytics
Google Ads Conversion Tracking
since Feb 2022
Google Analytics
since Jan 2019
CDN
Font scripts
Google Font API
since Jan 2019
Hosting
Sakura Internet
since Aug 2022
JavaScript libraries
Operating systems
CentOS
since Sep 2019
Performance
Priority Hints
since Mar 2026
Programming languages
Security
Cloudflare Bot Management
since Sep 2024
Tag managers
Google Tag Manager
since Feb 2021
Web server extensions
Web servers
Audience
- 94% phone
- 6% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.04 / 10 · ranked #1,518,093 of all domains
47 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 1.8 MB · 106 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.rainbow-ch.com | 22 |
| rainbow-ch.com | 8 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Bot Management May 2026
- detected core-js Mar 2026
- detected Facebook Pixel Mar 2026
- detected Priority Hints Mar 2026
- dropped Cloudflare Bot Management Nov 2025
- detected Google Ads Nov 2025
- detected Google Ads Conversion Tracking Nov 2025
- detected Yahoo Advertising Nov 2025