What powers saiwai.co.jp?
Last seen Sep 2026 · 6 technologies across 5 categories
Analytics
Google Analytics
since Aug 2022
CMS
DNN
since Aug 2022
Font scripts
Google Font API
since Aug 2022
JavaScript libraries
Web frameworks
Microsoft ASP.NET
since Aug 2022
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
1.80 / 10 · ranked #4,347,180 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese (Japan)
- Weight: 2.4 MB · 103 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Microsoft (104.41.186.28)
- DNS: alpha-mail.jp
- Email: no MX record returned
- Email security: SPF (soft fail), DMARC monitor only
- SSL: DigiCert, RSA 2048, expires Mar 2027
- Common Crawl link graph: rank 2,476,203, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted