由yy.vc提供的免费二级域名，提供的转向是隐藏原网址的，另外该网站还提供网址缩短服务，无需注册就可以使用，转发速度不错，还可自定义转发，添加密码保护转发等。
演示：http://blog.yy.vc/ http://yy.vc/bIP【缩短】
mysite.yy.vc
This service is completely free. Register now - it's fast and easy. There are no catches - subdomains are forwarded to your site instantly and no ads are displayed.
Features:
* personalize your subdomain - eg. mysite.yy.vc
* instant redirection. NO ADS.
* subdomains never expire
* monitor statistics
* control panel
* completely free
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