What powers dbf.jp?
Last seen Jun 2026 · 9 technologies across 7 categories
CDN
Amazon CloudFront
since Sep 2023
Amazon SES
since Sep 2023
JavaScript libraries
Clipboard.js
since Sep 2023
Miscellaneous
Open Graph
since Sep 2023
PWA
since Sep 2023
PaaS
Amazon Web Services
since Sep 2023
Security
HSTS
since Sep 2023
Web servers
Apache HTTP Server
since Aug 2022
Audience
- 68% desktop
- 32% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.60 / 10 · ranked #815,458 of all domains
27 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.3 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- CDN: Amazon CloudFront
- Weight: 6.9 MB · 41 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.