What powers iryozaidan.or.jp?
Last seen Sep 2026 · 2 technologies across 2 categories
JavaScript libraries
Web servers
Apache HTTP Server
since Jul 2025
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.92 / 10 · ranked #3,808,837 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- Weight: 1.3 MB · 28 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on OCN NTT Communications Corporation (61.126.58.184)
- DNS: customer.ne.jp
- Email: iryozaidan.or.jp
- Email security: SPF (soft fail), DMARC monitor only
- SSL: GlobalSign, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 13,733,317, 2 hosts
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 Nginx Feb 2026