What powers kuroisan-blueline.com?
Last seen Oct 2026 · 21 technologies across 13 categories
Analytics
Authentication
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Programming languages
Security
UI frameworks
Web servers
WordPress plugins
WordPress themes
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
- 87% phone
- 13% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.60 / 10 · ranked #5,662,144 of all domains
13 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 5.3 MB · 133 requests
- WordPress theme: lightning (child: lightning-child) · all themes
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on GMO Internet (157.7.107.65)
- DNS: Lolipop
- Email: Lolipop
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 10,501,296, 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 Facebook Login Aug 2026
- detected Twitter Emoji (Twemoji) Jan 2026