What powers rosetta.jp?
Last seen Jun 2026 · 9 technologies across 9 categories
Advertising
Google AdSense
since Jan 2019
Analytics
Google Analytics
since Jan 2019
Authentication
Facebook Login
since Jul 2021
CDN
Google Hosted Libraries
since Feb 2022
Font scripts
Google Font API
since Nov 2025
JavaScript libraries
Security
reCAPTCHA
since Apr 2022
Web servers
Apache HTTP Server
since Jan 2019
Widgets
Facebook
since Sep 2019
Audience
- 59% phone
- 41% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.91 / 10 · ranked #1,761,832 of all domains
20 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 2.7 MB · 87 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.rosetta.jp | 7 |
| rosetta.jp | 5 |
Full technology history →
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Recent changes
- detected Google Font API Nov 2025
- dropped Google Tag Manager Aug 2025