What powers saikoro.co.jp?
Last seen Sep 2026 · 9 technologies across 9 categories
Analytics
Google Analytics
since Apr 2024
Font scripts
Google Font API
since Aug 2022
JavaScript libraries
Miscellaneous
Open Graph
since Apr 2024
Operating systems
Red Hat
since Aug 2022
Video players
YouTube
since Apr 2024
Web server extensions
Web servers
Webmail
Microsoft 365
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
3.08 / 10 · ranked #1,459,616 of all domains
19 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- CDN: Akamai
- Weight: 3.9 MB · 80 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- DNS: secure.ne.jp
- Email: Microsoft 365
- Email security: SPF (soft fail), no DMARC record
- SSL: DigiCert, ECDSA P256, expires Feb 2027
- Common Crawl link graph: rank 15,995,564
- Verified with: Microsoft 365
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted