What powers rubato.co?
Last seen Jun 2026 · 19 technologies across 13 categories
Affiliate programs
Amazon Associates
since Nov 2021
Analytics
Google Analytics
since Apr 2019
Microsoft Clarity
since Mar 2024
CDN
Google Hosted Libraries
since Mar 2022
CMS
WordPress
since Apr 2019
Databases
MySQL
since Apr 2019
Font scripts
Google Font API
since Jul 2024
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Programming languages
Security
reCAPTCHA
since Jan 2021
Tag managers
Google Tag Manager
since Jul 2022
Web servers
Apache HTTP Server
since Apr 2019
WordPress plugins
Audience
- 85% desktop
- 15% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.81 / 10 · ranked #4,304,692 of all domains
13 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 3.3 MB · 100 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.rubato.co | 19 |
| academia.rubato.co | 9 |