What powers 8jo.ed.jp?
Last seen Jun 2026 · 20 technologies across 12 categories
Analytics
Google Analytics
since Jul 2025
Hosting
Xserver
since Jul 2025
Issue trackers
Sentry
since Jul 2025
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Priority Hints
since Jul 2025
Programming languages
Reverse proxies
Envoy
since Jul 2025
Security
HSTS
since Jul 2025
UI frameworks
Tailwind CSS
since Jul 2025
Webmail
Apple iCloud Mail
since Jul 2025
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.61 / 10 · ranked #5,617,716 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese (Japan)
- Weight: 1.7 MB · 108 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| boe.8jo.ed.jp | 20 |
| fuji-jhs.8jo.ed.jp | 20 |
| mihara-es.8jo.ed.jp | 20 |
| okago-jhs.8jo.ed.jp | 20 |
| mihara-jhs.8jo.ed.jp | 19 |
| mitsune-es.8jo.ed.jp | 19 |
| okago-es.8jo.ed.jp | 19 |