What powers 
jaacc.org?
Last seen Jul 2026 · 16 technologies across 13 categories
Analytics
Matomo Analytics
since Jul 2026
Blogs
WordPress
since Jun 2020
CDN
Google Hosted Libraries
since Jul 2026
Databases
MySQL
since Jun 2020
Ecommerce
MakeShop
since Jul 2026
Font scripts
Google Font API
since Jun 2020
JavaScript libraries
Programming languages
PHP
since Jun 2020
Reverse proxies
Nginx
since Jun 2020
SEO
Video players
Web frameworks
Laravel
since Jul 2026
Web servers
Apache HTTP Server
since Jul 2026
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.02 / 10 · ranked #552,901 of all domains
72 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Organisation
- Japan Academic Association for Copyright Clearance
- Founded: 1989
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on Sakura Internet (219.94.214.17)
- DNS: Onamae.com
- Email: Sakura Internet
- Email security: no SPF record, no DMARC record
- SSL: JPRS, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 7,927,814, 6 hosts
- Verified with: GlobalSign
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| sora.jaacc.org | 10 |
| www.jaacc.org | 8 |