What powers esnet.ed.jp?
Last seen Oct 2026 · 29 technologies across 18 categories
Advertising
Analytics
Authentication
CMS
Ecommerce
Font scripts
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Maps
Miscellaneous
Programming languages
Rich text editors
Tag managers
UI frameworks
Video players
Web servers
Widgets
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Oct 2026 robots.txt appeared
- Oct 2026 * added to robots.txt
- Oct 2026 * removed from robots.txt
- Sep 2026 robots.txt removed
- Sep 2026 robots.txt appeared
- Sep 2026 * added to robots.txt
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 61% desktop
- 39% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
6.64 / 10 · ranked #66,801 of all domains
276 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 1.7 MB · 24 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Ehime Prefectural Matsuyama Higashi High School
- Founded: 1878
- Country: Japan
From Wikidata (CC0).
Infrastructure
- DNS: plala.or.jp
- Email: esnet.ed.jp
- Email security: SPF (hard fail), no DMARC record
- SSL: GlobalSign, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 70,680, 515 hosts
- Verified with: GlobalSign, Google, Microsoft 365
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| koukoukyouiku.esnet.ed.jp | 16 |
| gomyo-e.esnet.ed.jp | 14 |
| matsuyamaminami-h-pt.esnet.ed.jp | 14 |
| niihamahigashi-h.esnet.ed.jp | 14 |
| nomura-h.esnet.ed.jp | 14 |
| shoseki-e.esnet.ed.jp | 14 |
| uwajima-joto-j.esnet.ed.jp | 14 |
| besshi-ej.esnet.ed.jp | 13 |
| ehm-nagahama-h.esnet.ed.jp | 13 |
| ehm-saijo-ah.esnet.ed.jp | 13 |
| ehm-yuge-h.esnet.ed.jp | 13 |
| futaiwa-e.esnet.ed.jp | 13 |
| iyo-h.esnet.ed.jp | 13 |
| kawanoe-h.esnet.ed.jp | 13 |
| kisuki-e.esnet.ed.jp | 13 |
| kitauwa-h.esnet.ed.jp | 13 |
| ohmishima-h.esnet.ed.jp | 13 |
| ohzu-ah.esnet.ed.jp | 13 |
| uchiumi-j.esnet.ed.jp | 13 |
| uwajimahigashi-h.esnet.ed.jp | 13 |
| uwajimaminami-h.esnet.ed.jp | 13 |
| ainan-t.esnet.ed.jp | 12 |
| akehama-e.esnet.ed.jp | 12 |
| aratama-e.esnet.ed.jp | 12 |
Full technology history →
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Recent changes
- dropped Cloudflare Feb 2026
- dropped Cloudflare Bot Management Feb 2026
- detected Angular Jan 2026
- detected TypeScript Jan 2026