What powers 
sonicsystem.co.jp?
Last seen Sep 2026 · 13 technologies across 11 categories
Analytics
CDN
CMS
Databases
Editors
Hosting
JavaScript libraries
Miscellaneous
Performance
Programming languages
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 robots.txt appeared
- Sep 2026 * added to robots.txt
AI Crawlers
No AI crawlers blocked
Audience
- 65% phone
- 33% desktop
- 2% tablet
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.55 / 10 · ranked #845,517 of all domains
35 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 3.7 MB · 48 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Xserver (183.181.83.43)
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 2,453,527, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Google Analytics Sep 2026
- detected jQuery Sep 2026
- detected jQuery CDN Sep 2026
- detected Open Graph Sep 2026
- detected Priority Hints Sep 2026
- detected PWA Sep 2026