What powers 
sanko-e.co.jp?
Last seen Aug 2026 · 26 technologies across 14 categories
Advertising
Analytics
Authentication
CDN
JavaScript Frameworks
JavaScript libraries
Marketing automation
Miscellaneous
Performance
Programming languages
Security
Tag Managers
Web Servers
Webmail
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 49% desktop
- 49% phone
- 2% tablet
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #363,092 of all domains
80 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 3.9 MB · 150 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on DATAHOTEL-JP AS for DATAHOTEL, which is one of iDC in Japan (125.6.125.70)
- DNS: customer.ne.jp
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC monitor only
- SSL: DigiCert, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 1,211,856, 4 hosts
- Verified with: Apple Business, Meta Business
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 OpenSSL Aug 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Twitter Apr 2026
- detected Priority Hints Mar 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025