What powers cbc-j.ac.jp?
Last seen Jun 2026 · 15 technologies across 13 categories
Advertising
Twitter Ads
since Aug 2022
Authentication
Facebook Login
since Aug 2022
CDN
Cloudflare
since Mar 2025
Font scripts
Google Font API
since Aug 2022
Fundraising & donations
Donorbox
since Feb 2023
Hosting
Xserver
since Aug 2022
JavaScript libraries
Miscellaneous
Open Graph
since Oct 2022
Security
Cloudflare Bot Management
since Mar 2025
Video players
YouTube
since Aug 2022
Web servers
Nginx
since Aug 2022
Webmail
Google Workspace
since Aug 2022
Widgets
Twitter
since Aug 2022
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.02 / 10 · ranked #3,534,883 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 2.6 MB · 71 requests
- Structured data: OpenGraph, Twitter Cards
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 YouTube Mar 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025
- dropped YouTube Sep 2025