What powers fast-up.jp?
Last seen Jun 2026 · 14 technologies across 11 categories
Analytics
Google Analytics
since Sep 2022
CDN
Google Cloud CDN
since Jun 2023
Databases
Firebase
since Jun 2023
Font scripts
Google Font API
since Jun 2023
IaaS
Google Cloud
since Jun 2023
JavaScript frameworks
JavaScript libraries
Miscellaneous
HTTP/3
since Jun 2023
Open Graph
since Jun 2023
Page builders
STUDIO
since Jun 2023
Programming languages
Node.js
since Jun 2023
Tag managers
Google Tag Manager
since Sep 2022
Audience
- 82% phone
- 18% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.43 / 10 · ranked #7,200,036 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.6 s |
| INP | 150 ms |
| CLS | 0.35 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- CDN: Google
- Weight: 7.9 MB · 180 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Priority Hints May 2026
- detected Priority Hints Feb 2026