What powers how.or.jp?
Last seen Sep 2026 · 10 technologies across 9 categories
Analytics
CDN
Editors
Font scripts
JavaScript libraries
Security
UI frameworks
Web servers
Webmail
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
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 robots.txt, all AI crawlers allowed
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.80 / 10 · ranked #128,666 of all domains
132 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 0.9 MB · 15 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Organization for Housing Warranty
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on FINE Canon IT Solutions Inc. (210.134.168.16)
- DNS: canonet.ne.jp
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record
- SSL: JPRS, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 1,180,277, 2 hosts
- Verified with: Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected HSTS Jul 2026