What powers flat.or.jp?
Last seen Jun 2026 · 17 technologies across 14 categories
Analytics
Google Analytics
since Apr 2019
CDN
jsDelivr
since Feb 2024
Databases
Firebase
since Oct 2022
Font scripts
Google Font API
since Oct 2022
Hosting
Sakura Internet
since Aug 2022
IaaS
Google Cloud
since Oct 2022
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Oct 2022
Page builders
STUDIO
since Oct 2022
Programming languages
Node.js
since Oct 2022
Tag managers
Google Tag Manager
since May 2022
Web servers
Nginx
since Apr 2019
Webmail
Apple iCloud Mail
since Feb 2025
Google Workspace
since Aug 2022
Audience
- 59% phone
- 41% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.96 / 10 · ranked #1,659,195 of all domains
12 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.9 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Google
- Weight: 3.0 MB · 79 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| flat.or.jp | 13 |
| flatvillage.flat.or.jp | 5 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Priority Hints May 2026
- dropped core-js Apr 2026
- detected Priority Hints Feb 2026