What powers jsa-web.org?
Last seen Jun 2026 · 17 technologies across 13 categories
Analytics
Authentication
Facebook Login
since Jul 2021
CDN
Google Hosted Libraries
since Feb 2022
CMS
WordPress
since Jan 2019
Databases
MySQL
since Jan 2019
Font scripts
Google Font API
since Jan 2019
Twitter Emoji (Twemoji)
since Jan 2019
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Programming languages
PHP
since Jan 2019
Security
HSTS
since Dec 2023
UI frameworks
Web servers
Apache HTTP Server
since Jan 2019
WordPress plugins
Jetpack
since Feb 2022
Audience
- 67% phone
- 33% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.75 / 10 · ranked #276,436 of all domains
118 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.4 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 5.9 MB · 69 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.