What powers wsyufu.com?
Last seen Oct 2026 · 22 technologies across 16 categories
Advertising
Affiliate programs
Analytics
CMS
Cookie compliance
Databases
Font scripts
Hosting
JavaScript libraries
Load balancers
Miscellaneous
PaaS
Performance
Programming languages
Security
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 Oct 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
0.62 / 10 · ranked #21,577,955 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 4.0 MB · 174 requests
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Xserver (85.131.197.199)
- DNS: Xserver
- Email: wsyufu.com
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 48,718,994
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Priority Hints Sep 2026
- detected Amazon ALB Aug 2026
- detected Amazon Web Services Aug 2026
- detected A8.net Jul 2026