Q:查询外网ip的方法
在cmd中输入curl ipinfo.io
即可得到墙外的外网ip
C:\Users\nisy_tc>curl ipinfo.io
{
"ip": "27.18.164.50",
"city": "Shanghai",
"region": "Shanghai",
"country": "CN",
"loc": "31.2222,121.4581",
"org": "AS4134 CHINANET-BACKBONE",
"postal": "200000",
"timezone": "Asia/Shanghai",
"readme": "https://ipinfo.io/missingauth"