What powers saitama-u12.com?
Last seen Aug 2026 · 7 technologies across 7 categories
Analytics
Authentication
Facebook Login
since Jul 2021
CDN
Google Hosted Libraries
since Feb 2022
JavaScript libraries
Miscellaneous
RSS
since Dec 2022
Security
HSTS
since Apr 2023
Web servers
Nginx
since Jan 2019
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 84% phone
- 16% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.22 / 10 · ranked #9,610,969 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 1.3 MB · 64 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (52.4.33.130)
- DNS: Muumuu Domain
- Email: no MX record returned
- Email security: SPF (soft fail)
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 17,995,337
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted