What powers gijuku.ac.jp?
Last seen Sep 2026 · 9 technologies across 7 categories
Analytics
Google Analytics
since Jan 2019
Font scripts
Google Font API
since Aug 2022
Hosting panels
Plesk
since Jan 2019
JavaScript libraries
Programming languages
Web servers
Nginx
since Jul 2026
Webmail
Apple iCloud Mail
since Jan 2023
Microsoft 365
since Aug 2022
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 74% phone
- 26% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.10 / 10 · ranked #1,426,904 of all domains
18 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 4.2 MB · 72 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Toogijuku High School
- Founded: 1872
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on TOHKNET TOHKnet Co.,Inc. (218.216.115.35)
- DNS: gijuku.ac.jp
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record
- SSL: GlobalSign, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 8,591,362, 2 hosts
- Verified with: Apple Business, Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Apache HTTP Server Aug 2026
- detected Nginx Jul 2026
- detected PHP Jul 2026