What powers 
sky-1.co.jp?
Last seen Aug 2026 · 21 technologies across 13 categories
Analytics
CDN
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
Tag managers
UI frameworks
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Aug 2026 robots.txt appeared
- Aug 2026 * added to robots.txt
AI Crawlers
No AI crawlers blocked
Audience
- 72% phone
- 28% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #354,666 of all domains
53 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 4.2 MB · 144 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on TDNC Community Network Center Inc. (211.1.194.180)
- DNS: himawari.co.jp
- Email: aitai.ne.jp
- Email security: no SPF record, no DMARC record
- SSL: GlobalSign, RSA 2048, expires Mar 2027
- Common Crawl link graph: rank 8,716,816, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.sky-1.co.jp | 17 |
| mypage.sky-1.co.jp | 5 |
| myid.sky-1.co.jp | 3 |
Full technology history →
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Recent changes
- dropped WordPress Multisite Nov 2025
- detected Priority Hints Oct 2025