What powers kosoan.co.jp?
Last seen Aug 2026 · 4 technologies across 4 categories
Analytics
CDN
jQuery CDN
since Feb 2022
JavaScript libraries
Web servers
Apache HTTP Server
since Sep 2020
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 100% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.50 / 10 · ranked #898,415 of all domains
45 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese (Japan)
- Weight: 3.4 MB · 70 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on ASJ ASJ INC. (219.118.208.170)
- DNS: admiral.ne.jp
- Email: admiral.ne.jp
- Email security: no SPF record, no DMARC record
- Common Crawl link graph: rank 7,854,421
DNS records as swept Sep 2026. How the web is hosted