What powers jsfw.co.jp?
Last seen Jun 2026 · 16 technologies across 11 categories
Analytics
Google Analytics
since Jan 2021
Umami
since Sep 2024
CDN
Amazon CloudFront
since Dec 2024
Google Hosted Libraries
since Aug 2022
Font scripts
Google Font API
since Jan 2021
JavaScript frameworks
JavaScript libraries
Marketing automation
BowNow
since Aug 2022
PaaS
Amazon Web Services
since Dec 2024
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Jan 2021
Video players
Flowplayer
since Aug 2022
Web servers
Apache HTTP Server
since Jan 2021
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.67 / 10 · ranked #5,170,814 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 9.7 MB · 48 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Moment.js Aug 2025