What powers masterminds.jp?
Last seen Jun 2026 · 20 technologies across 15 categories
Analytics
Google Analytics
since Oct 2020
Font scripts
Google Font API
since Jul 2022
Hosting
Sakura Internet
since Aug 2022
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Netlify
since Jun 2022
Performance
Turbolinks
since Nov 2021
Programming languages
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Jun 2022
UI frameworks
Tailwind CSS
since Jul 2022
Web frameworks
Ruby on Rails
since Oct 2020
Web servers
Webmail
Google Workspace
since Aug 2022
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.41 / 10 · ranked #7,417,392 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 75 ms |
| CLS | 0.4 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Netlify
- Weight: 4.1 MB · 105 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| masterminds.jp | 15 |
| tutor.masterminds.jp | 8 |