×

Loading...

Topic

This topic has been archived. It cannot be replied.
  • 工作学习 / IT技术讨论 / 闲了,问大家一个DNS上的trick。这里是个Demo,ping *.usuck.com你对结果奇怪吗?在.usuck.com前你写什么都无所,都指向一个地址,请问是怎样实现的?
    • 子域名,比如用apache里面设虚拟主机,不光是*.usuck.com是一样的,所有在那太机器上的都一样的。
    • 什么意思?你在dns记录里配成这样不就行了.
    • because it's the same server.... when you ping, you ping the server, not a subweb from the server.
    • That's wildcard DNS resource records.