What powers ndc.ac.jp?
Last seen Jun 2026 · 17 technologies across 14 categories
Advertising
Analytics
Google Analytics
since Jan 2019
CDN
Cloudflare
since Sep 2024
Font scripts
Font Awesome
since Nov 2019
Hosting
Sakura Internet
since Aug 2022
JavaScript libraries
Maps
Google Maps
since Dec 2022
Miscellaneous
Open Graph
since Sep 2022
Performance
Priority Hints
since Mar 2026
Security
Cloudflare Bot Management
since Sep 2024
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Bootstrap
since Jan 2019
Web servers
Nginx
since Jan 2019
Webmail
Google Workspace
since Aug 2022
Audience
- 77% phone
- 23% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.09 / 10 · ranked #1,445,198 of all domains
22 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 13.7 MB · 337 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- detected Priority Hints Mar 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025