What powers jdef.or.jp?
Last seen Jun 2026 · 22 technologies across 17 categories
Advertising
Twitter Ads
since Mar 2026
Analytics
Google Analytics
since Mar 2026
CDN
Cloudflare
since Jun 2026
Google Cloud CDN
since Mar 2026
Databases
Firebase
since Mar 2026
Font scripts
Google Font API
since Mar 2026
IaaS
Google Cloud
since Mar 2026
JavaScript frameworks
JavaScript libraries
Miscellaneous
HTTP/3
since Mar 2026
Open Graph
since Mar 2026
PaaS
Amazon Web Services
since Mar 2026
Page builders
STUDIO
since Mar 2026
Performance
Priority Hints
since Mar 2026
Programming languages
Node.js
since Mar 2026
Security
Cloudflare Bot Management
since Jun 2026
Tag managers
Google Tag Manager
since Mar 2026
Video players
YouTube
since Mar 2026
Webmail
Microsoft 365
since Mar 2026
Audience
- 100% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.97 / 10 · ranked #1,638,257 of all domains
10 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.6 s |
| INP | 50 ms |
| CLS | 0 |
Real user p75, Chrome UX Report, Jun 2026.