What powers 
sakaehigashi.ed.jp?
Last seen Oct 2026 · 9 technologies across 6 categories
Analytics
Google Analytics
since May 2021
CDN
jQuery CDN
since Feb 2022
jsDelivr
since Oct 2021
JavaScript libraries
Maps
Google Maps
since Dec 2022
Miscellaneous
Open Graph
since Sep 2022
PWA
since Aug 2022
Web servers
Apache HTTP Server
since Jan 2017
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 71% phone
- 29% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.95 / 10 · ranked #612,184 of all domains
52 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 74.2 MB · 99 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Sakae Higashi Junior & Senior High School
- Founded: 1978
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on NETFOREST - Netforest,Inc. (218.45.18.23)
- DNS: netforest.ad.jp
- Email: netforest.co.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: JPRS, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 11,415,292
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Apache HTTP Server Apr 2026
- dropped Apache HTTP Server Feb 2026