What powers dux.jp?
Last seen Aug 2026 · 19 technologies across 13 categories
CDN
Google Cloud CDN
since Oct 2025
Databases
Firebase
since Oct 2025
Ecommerce
Cart Functionality
since Feb 2023
Font scripts
Google Font API
since Feb 2023
IaaS
Google Cloud
since Oct 2025
JavaScript frameworks
JavaScript libraries
Marketing automation
Salesforce Marketing Cloud Account Engagement
since Feb 2023
Miscellaneous
HTTP/3
since Oct 2025
Open Graph
since Oct 2025
Page builders
STUDIO
since Oct 2025
Programming languages
Node.js
since Oct 2025
Tag managers
Google Tag Manager
since Oct 2025
Web servers
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.80 / 10 · ranked #4,359,764 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| CLS | 0 |
Real user p75, Chrome UX Report, Aug 2026.
Subdomains
| Host | Techs |
|---|---|
| www.dux.jp | 13 |
| dux.jp | 9 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Priority Hints Aug 2026
- dropped CentOS Jan 2026