What powers sacco.co.jp?
Last seen Oct 2026 · 10 technologies across 8 categories
CDN
Google Hosted Libraries
since Aug 2022
Font scripts
Google Font API
since Aug 2022
JavaScript graphics
particles.js
since Aug 2022
JavaScript libraries
Maps
Google Maps
since Aug 2022
Miscellaneous
Open Graph
since Sep 2022
Web servers
Nginx
since Aug 2022
Webmail
Google Workspace
since Aug 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 61% desktop
- 39% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.74 / 10 · ranked #4,733,566 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.4 s |
| CLS | 0 |
| TTFB | 1700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 3.7 MB · 96 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Sakura Internet (219.94.163.40)
- DNS: Onamae.com
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 14,192,667, 2 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Google Font API Oct 2026
- dropped Google Font API Dec 2025