What powers rief-jp.org?
Last seen Jun 2026 · 15 technologies across 9 categories
CMS
Databases
MySQL
since Jun 2018
Font scripts
Google Font API
since Apr 2018
Twitter Emoji (Twemoji)
since Jun 2018
JavaScript libraries
Miscellaneous
Gravatar
since Jun 2018
Open Graph
since Sep 2022
Programming languages
Web servers
Apache HTTP Server
since Apr 2018
LiteSpeed
since Nov 2023
WordPress plugins
WordPress themes
Twenty Fourteen
since Feb 2022
Audience
- 67% phone
- 31% desktop
- 2% tablet
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.50 / 10 · ranked #402,024 of all domains
114 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 3.3 MB · 102 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| rief-jp.org | 13 |
| www.rief-jp.org | 9 |