What powers 13sar.jp?
Last seen Jun 2026 · 13 technologies across 9 categories
Analytics
Google Analytics
since Jun 2018
CDN
Amazon CloudFront
since Jul 2019
JavaScript graphics
JavaScript Libraries
Miscellaneous
PaaS
Amazon Web Services
since Jul 2019
Security
HSTS
since Feb 2026
Video players
YouTube
since Aug 2019
Web servers
Apache HTTP Server
since Apr 2018
Audience
- 50% desktop
- 50% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.93 / 10 · ranked #627,976 of all domains
40 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 275 ms |
| CLS | 0.7 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 6.5 MB · 147 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| 13sar.jp | 10 |
| www.13sar.jp | 4 |
Full technology history →
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