What powers kenkosya.co.jp?
Last seen Aug 2026 · 21 technologies across 14 categories
Advertising
Twitter Ads
since Aug 2022
Analytics
Snowplow Analytics
since Aug 2022
Authentication
Facebook Login
since Aug 2022
CDN
Amazon CloudFront
since Aug 2022
Cloudflare
since Apr 2025
JavaScript graphics
JavaScript libraries
PaaS
Amazon Web Services
since Aug 2022
Programming languages
Node.js
since Aug 2022
Security
Cloudflare Bot Management
since Apr 2025
Video players
YouTube
since Aug 2022
Web frameworks
Web servers
Nginx
since Aug 2022
Webmail
Apple iCloud Mail
since Feb 2023
Microsoft 365
since Aug 2022
Widgets
Twitter
since Aug 2022
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 Aug 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.85 / 10 · ranked #4,082,739 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| CLS | 0.05 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 2.0 MB · 44 requests
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
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Recent changes
- dropped Cloudflare Dec 2025
- dropped Cloudflare Bot Management Dec 2025