What powers acbunka.ac.jp?
Last seen Sep 2026 · 12 technologies across 10 categories
Analytics
Google Analytics
since May 2025
CDN
CMS
Concrete CMS
since May 2025
Font scripts
Google Font API
since May 2025
JavaScript libraries
Miscellaneous
Open Graph
since May 2025
Programming languages
PHP
since May 2025
Security
HSTS
since May 2025
Web servers
Apache HTTP Server
since May 2025
Widgets
SnapWidget
since May 2025
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
Open Page Rank
1.53 / 10 · ranked #6,284,446 of all domains
4 referring domains · OpenPageRank
Page
- Language: Japanese
- Weight: 13.9 MB · 166 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on CPI-NET KDDI Web Communications Inc. (194.91.16.159)
- Email: no MX record returned
- Email security: SPF (hard fail), DMARC monitor only
- SSL: JPRS, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 18,795,191
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted