What powers 
youkiza.jp?
Last seen Oct 2026 · 18 technologies across 15 categories
Advertising
Analytics
CDN
CMS
Databases
Hosting
JavaScript libraries
Miscellaneous
Page builders
Performance
Programming languages
Security
Web servers
Widgets
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 Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.03 / 10 · ranked #548,963 of all domains
53 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 2.8 MB · 47 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Sakura Internet (49.212.180.28)
- DNS: Sakura Internet
- Email: no MX record returned
- Email security: SPF (soft fail), DMARC quarantine
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 8,129,252, 2 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Priority Hints Aug 2026
- detected WordPress Block Editor Aug 2026
- dropped WordPress Block Editor Jul 2026
- dropped YouTube Jun 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Priority Hints May 2026