What powers rcs.ac.jp?
Last seen Jun 2026 · 14 technologies across 11 categories
Advertising
FreakOut
since Mar 2022
Yahoo Advertising
since Jun 2022
Analytics
Google Analytics
since Apr 2019
JavaScript frameworks
JavaScript libraries
Maps
Google Maps
since Dec 2022
Miscellaneous
RSS
since Dec 2022
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Feb 2024
Video players
YouTube
since Apr 2019
Web servers
Apache HTTP Server
since Apr 2019
Webmail
Microsoft 365
since Aug 2022
Audience
- 58% phone
- 42% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.27 / 10 · ranked #2,950,103 of all domains
9 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 8.2 MB · 134 requests
- WordPress theme: official2026 · all themes
Homepage as crawled by the HTTP Archive, Jul 2026.