What powers 
hijirigaoka.ed.jp?
Last seen Sep 2026 · 16 technologies across 10 categories
Advertising
Yahoo Advertising
since Apr 2022
Analytics
Google Analytics
since Jan 2019
CDN
cdnjs
since Oct 2021
Cloudflare
since May 2022
Google Hosted Libraries
since Feb 2022
jsDelivr
since Nov 2024
Hosting
Xserver
since Aug 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Programming languages
C
since Feb 2023
Tag managers
Google Tag Manager
since Oct 2020
Video players
YouTube
since Nov 2024
Web servers
Nginx
since Oct 2019
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 80% phone
- 20% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.78 / 10 · ranked #725,885 of all domains
35 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 37.7 MB · 306 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Tama University Hijirigaoka High School
- Founded: 1988
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on Xserver (183.181.89.103)
- DNS: Xserver
- Email: hijirigaoka.ed.jp
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 9,529,023, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.hijirigaoka.ed.jp | 15 |
| hijirigaoka.ed.jp | 13 |