What powers 
acsa.jp?
Last seen Aug 2026 · 8 technologies across 7 categories
Analytics
CDN
Font scripts
Hosting panels
JavaScript libraries
PaaS
Web servers
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
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
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
5.33 / 10 · ranked #183,963 of all domains
121 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 250 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 0.7 MB · 59 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on GMOCL GMO GlobalSign Holdings K.K. (153.122.173.242)
- DNS: namedserver.net
- Email: acsa.jp
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 1,074,491, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| acsa.jp | 6 |
| www.acsa.jp | 6 |
Full technology history →
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Recent changes
- detected Nginx May 2026
- detected Plesk May 2026
- detected Amazon Web Services Oct 2025