What powers arcc.jp?
Last seen Jun 2026 · 7 technologies across 6 categories
Analytics
Google Analytics
since Jan 2019
Authentication
Facebook Login
since Jul 2021
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Aug 2022
Webmail
Microsoft 365
since Aug 2022
Audience
- 81% phone
- 19% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.82 / 10 · ranked #707,143 of all domains
32 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 50 ms |
| CLS | 0.15 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 3.0 MB · 104 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Nginx Aug 2025