What powers zen-koh-choh.jp?
Last seen Aug 2026 · 2 technologies across 2 categories
Video players
YouTube
since Aug 2022
Web servers
Apache HTTP Server
since Jul 2020
AI Crawlers
robots.txt could not be read at the last check (Aug 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.19 / 10 · ranked #1,285,476 of all domains
23 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 200 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 0.9 MB · 27 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on PSPINC-BDC (216.230.253.71)
- Email: alpha-mail.net
- Email security: SPF (soft fail), DMARC monitor only, CAA
- Common Crawl link graph: rank 15,187,184, 2 hosts
DNS records as swept Aug 2026. How the web is hosted