What powers seien.ed.jp?
Last seen Jun 2026 · 8 technologies across 8 categories
Analytics
Google Analytics
since Jan 2019
Font scripts
Google Font API
since Jan 2019
Hosting panels
Plesk
since Apr 2020
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Tag managers
Google Tag Manager
since Jan 2019
Web servers
Nginx
since Apr 2020
Webmail
Google Workspace
since Aug 2022
Audience
- 83% phone
- 17% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.61 / 10 · ranked #2,310,967 of all domains
12 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: 8.6 MB · 77 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| seien.ed.jp | 8 |
| www.seien.ed.jp | 8 |