What powers koishiken.com?
Last seen Oct 2026 · 10 technologies across 9 categories
Affiliate programs
Analytics
CMS
Databases
Miscellaneous
Performance
Programming languages
Web servers
WordPress plugins
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
AI Crawlers
No AI crawlers blocked
Audience
- 54% phone
- 46% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.50 / 10 · ranked #24,756,393 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Japanese
- Weight: 1.8 MB · 44 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- 小石健のストレイ・キャット・ブルース
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on GMOOSK-NET GMO Internet Group, Inc. (157.120.209.85)
- DNS: conoha.io
- Email: ConoHa
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 57,571,108
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
- dropped jQuery Jan 2026