What powers f-marathon.jp?
Last seen Jun 2026 · 15 technologies across 9 categories
Analytics
Authentication
Facebook Login
since Jul 2021
CDN
Font scripts
Google Font API
since Mar 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
UI frameworks
Animate.css
since Nov 2021
Video players
YouTube
since Nov 2021
Web servers
Audience
- 77% phone
- 23% desktop
Japan
South Korea
Taiwan
Hong Kong SAR China
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.69 / 10 · ranked #366,701 of all domains
76 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 3.3 MB · 115 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.f-marathon.jp | 13 |
| online.f-marathon.jp | 5 |