What powers cbc.ac.jp?
Last seen Aug 2026 · 20 technologies across 14 categories
Analytics
Google Analytics
since Jan 2019
Caching
WordPress Super Cache
since Jun 2024
CDN
cdnjs
since Jun 2024
Cloudflare
since Jun 2024
Google Hosted Libraries
since Jun 2024
jQuery CDN
since Jun 2024
CMS
Databases
MySQL
since Jan 2019
Font scripts
Google Font API
since Jun 2024
Hosting panels
Plesk
since Nov 2023
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Jun 2024
Programming languages
Tag managers
Google Tag Manager
since Jan 2019
Web servers
Nginx
since Nov 2023
WordPress plugins
EWWW Image Optimizer
since Jun 2024
Formidable Form
since Jun 2024
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 65% phone
- 35% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.10 / 10 · ranked #1,429,588 of all domains
23 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 7.4 MB · 152 requests
- WordPress theme: cbc · all themes
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on ATWORKS A.T.WORKS, Inc. (182.16.229.134)
- Email: cbc.ac.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: JPRS, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 1,434,007, 2 hosts
- Verified with: Adobe, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted