What powers centurium.co.jp?
Last seen Jun 2026 · 17 technologies across 13 categories
Analytics
Authentication
Facebook Login
since Jun 2021
CDN
Google Hosted Libraries
since Feb 2022
CMS
Databases
MySQL
since Jun 2020
Font scripts
Google Font API
since Jun 2020
Hosting
Sakura Internet
since Aug 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
Programming languages
PHP
since Jun 2020
Web servers
Nginx
since Jun 2020
WordPress plugins
WP-PageNavi
since Feb 2022
WordPress themes
Twenty Twelve
since Feb 2022
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.52 / 10 · ranked #6,370,390 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 7.8 MB · 47 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.