What powers jsao.org?
Last seen Oct 2026 · 10 technologies across 8 categories
CDN
CMS
Databases
Font scripts
Hosting
JavaScript libraries
Programming languages
Web servers
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
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
3.44 / 10 · ranked #958,914 of all domains
48 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 2.9 MB · 39 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- The Japanese Society for Artificial Organs
- Founded: 1962
- Sector: higher education
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on Xserver (202.254.239.46)
- DNS: Xserver
- Email: jsao.org
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 1,244,869, 2 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
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Recent changes
- detected Twitter Emoji (Twemoji) Aug 2026