What powers 
aya-ken.jp?
Last seen Sep 2026 · 26 technologies across 17 categories
Advertising
Analytics
CDN
CMS
Databases
Font scripts
Hosting
JavaScript graphics
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
UI frameworks
Web servers
Widgets
WordPress plugins
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 Oct 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 70% desktop
- 30% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.96 / 10 · ranked #602,398 of all domains
44 referring domains · OpenPageRank
Search traffic
0 est. monthly organic visits (US)
1 keywords in Google's top 30
Core Web Vitals
| LCP | 6.6 s |
| CLS | 0 |
| TTFB | 6100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 2.0 MB · 34 requests
- WordPress theme: dp-fancie-note-business · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- 一般社団法人 AYAがんの医療と支援のあり方研究会
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Sakura Internet (163.43.80.60)
- DNS: Sakura Internet
- Email: aya-ken.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 7,858,390, 2 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
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Recent changes
- detected Tailwind CSS Aug 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025