您使用的是 Windows 操作系统吗?

Are you using the Windows operating system?

你可以按Win+R，在运行框中输入cmd"，你会得到命令提示符"，然后输入以下命令并按回车.

You can press Win+R, input "cmd" in the run box, you will get the "command Prompt", then input the following command and press Enter.

命令 1

ipconfig  /all | find /i "Dns Suffix"

它会显示类似这样的内容.

it will show something like this.

主要 Dns 后缀.......: xxx.xxx.xxx

Primary Dns Suffix . . . . . . . : xxx.xxx.xxx

命令 2

ping proxyhost

它会显示类似这样的内容.

it will show something like this.

ping proxyhost.xxx.xxx.xxx [yyy.yyy.yyy.yyy] 32字节数据:来自yyy.yyy.yyy.yyy的回复:bytes=32 time=1ms TTL=60

Pinging proxyhost.xxx.xxx.xxx [yyy.yyy.yyy.yyy] with 32 bytes of data: Reply from yyy.yyy.yyy.yyy: bytes=32 time=1ms TTL=60

那么也许proxyhost.xxx.xxx.xxx"就是你想要的.

Then maybe "proxyhost.xxx.xxx.xxx" is what you want.