What powers radblue.jp?
Last seen Jun 2026 · 24 technologies across 14 categories
Affiliate programs
GoAffPro
since Feb 2026
Analytics
Google Analytics
since Jul 2021
Microsoft Clarity
since May 2026
CDN
Cloudflare
since Jul 2021
Cross border ecommerce
Ecommerce
Cart Functionality
since Jul 2021
Shopify
since Jul 2021
Font scripts
Google Font API
since Mar 2022
Issue trackers
Sentry
since Mar 2023
JavaScript libraries
Marketing automation
PushOwl
since Sep 2024
Miscellaneous
HTTP/3
since Mar 2023
Open Graph
since Mar 2023
Payment processors
American Express
since Jul 2021
Apple Pay
since Jul 2021
Google Pay
since Jul 2021
Mastercard
since Nov 2021
Shop Pay
since Jul 2021
Visa
since Jul 2021
Performance
Priority Hints
since Mar 2023
Reviews
Judge.me
since Sep 2021
Security
HSTS
since Mar 2023
Audience
- 87% phone
- 13% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.41 / 10 · ranked #7,419,925 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Cloudflare
- Weight: 10.5 MB · 417 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected jQuery Jun 2026
- dropped Digismoothie Candy Rack May 2026
- dropped Google Ads May 2026
- dropped Google Ads Conversion Tracking May 2026
- detected Google Font API May 2026
- dropped Google Hosted Libraries May 2026
- dropped Google Tag Manager May 2026
- dropped jQuery May 2026
- detected Microsoft Clarity May 2026
- dropped Yahoo Advertising May 2026
- dropped Back In Stock Feb 2026
- detected GoAffPro Feb 2026
- dropped jQuery CDN Dec 2025
- dropped jQuery UI Dec 2025
- detected Judge.me Dec 2025
- dropped React Sep 2025
- dropped Judge.me Aug 2025