What powers rcgs.jp?
Last seen Jun 2026 · 24 technologies across 16 categories
Advertising
Twitter Ads
since Feb 2022
Analytics
Google Analytics
since Feb 2022
CDN
CMS
Databases
MySQL
since Feb 2022
Font scripts
Hosting
Xserver
since Aug 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
RSS
since Mar 2023
Programming languages
Security
Cloudflare Bot Management
since Apr 2025
SEO
UI frameworks
Web server extensions
Web servers
Nginx
since Feb 2022
Widgets
Twitter
since Feb 2022
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.69 / 10 · ranked #357,299 of all domains
63 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 1.8 MB · 70 requests
- WordPress theme: catch-responsive (child: catch-responsive_child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.rcgs.jp | 17 |
| collection.rcgs.jp | 12 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Twitter Emoji (Twemoji) Dec 2025
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025
- dropped Google Hosted Libraries Oct 2025
- detected Apache HTTP Server Sep 2025
- detected jQuery CDN Sep 2025
- detected OpenSSL Sep 2025
- dropped Priority Hints Aug 2025