What powers rstudio.co.jp?
Last seen Jun 2026 · 20 technologies across 14 categories
Analytics
Google Analytics
since Aug 2018
Microsoft Clarity
since Apr 2024
CDN
Amazon CloudFront
since Aug 2018
Development
Font scripts
Google Font API
since Jun 2026
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Apr 2024
Webpack
since Apr 2024
Operating systems
Debian
since Aug 2018
PaaS
Amazon Web Services
since Jan 2019
Performance
Priority Hints
since Apr 2024
Programming languages
Node.js
since Apr 2024
Tag managers
Google Tag Manager
since Nov 2018
Web servers
Webmail
Google Workspace
since Aug 2022
Audience
- 90% desktop
- 10% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.88 / 10 · ranked #670,540 of all domains
39 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 2.8 MB · 135 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.rstudio.co.jp | 17 |
| m.rstudio.co.jp | 7 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Font API Jun 2026
- detected Turbopack Jun 2026