What powers sakube.co.jp?
Last seen Aug 2026 · 10 technologies across 8 categories
Ecommerce
Cart Functionality
since Aug 2020
JavaScript libraries
Load balancers
Amazon ELB
since Jan 2023
Miscellaneous
Open Graph
since Jan 2023
PaaS
Amazon Web Services
since Jan 2023
Programming languages
Java
since Jan 2023
Security
HSTS
since Sep 2025
Web servers
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
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
2.54 / 10 · ranked #2,425,291 of all domains
9 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0.2 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 4.5 MB · 16 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (35.73.118.18)
- Email: mose-mail.jp
- Email security: no SPF record, no DMARC record
- SSL: Amazon Trust Services, RSA 2048, wildcard, expires Feb 2027
- Common Crawl link graph: rank 13,239,745
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted