What powers yumifuri-observatory.com?
Last seen Sep 2026 · 4 technologies across 4 categories
Font scripts
Google Font API
since Sep 2026
Hosting
Sakura Internet
since Sep 2026
JavaScript frameworks
Moon
since Sep 2026
Web servers
Nginx
since Sep 2026
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 84% desktop
- 16% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Core Web Vitals
| LCP | 0.4 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 4.0 MB · 57 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Sakura Internet (219.94.162.13)
- DNS: Sakura Internet
- Email: yumifuri-observatory.com
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted