What powers 39r.jp?
Last seen Jun 2026 · 14 technologies across 13 categories
Analytics
Google Analytics
since Jan 2019
CDN
Google Hosted Libraries
since Feb 2022
CMS
WordPress
since Jan 2019
Databases
MySQL
since Jan 2019
Font scripts
Hosting
Xserver
since Aug 2022
JavaScript libraries
Miscellaneous
Open Graph
since Jul 2023
Programming languages
PHP
since Jan 2019
SEO
Tag managers
Google Tag Manager
since Jul 2021
Web servers
Nginx
since May 2020
WordPress plugins
Autoptimize
since Mar 2024
Audience
- 81% phone
- 19% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.79 / 10 · ranked #2,005,241 of all domains
12 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 1.9 MB · 97 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.