查看内网的 IP 地址：

[~]$ ipconfig getifaddr en0
192.168.30.25
# 或者
[~]$ ifconfig en0
en0: flags=8863<UP,BROADCAST,SMART,RUNNING,SIMPLEX,MULTICAST> mtu 1500options=400<CHANNEL_IO>ether d4:61:9d:11:c2:94 inet6 fe80::cbc:309b:57a4:5cf6%en0 prefixlen 64 secured scopeid 0x5 inet 192.168.30.25 netmask 0xffffff00 broadcast 192.168.31.255nd6 options=201<PERFORMNUD,DAD>media: autoselectstatus: active

查看公网 IP 地址：

[~]$ curl ifconfig.me
123.45.78.80%[~]$ curl ipinfo.io/json
{"ip": "123.45.78.80","city": "Xiamen","region": "Fujian","country": "CN","loc": "24.4798,118.0819","org": "AS9808 China Mobile Communications Group Co., Ltd.","timezone": "Asia/Shanghai","readme": "https://ipinfo.io/missingauth"
}%   [~]$ curl icanhazip.com
123.45.78.80[~]$ curl ident.me
123.45.78.80%                                                                                                                                                                                               [~]$ curl whatismyip.akamai.com
123.45.78.80%[~]$ curl tnx.nl/ip
123.45.78.80%[~]$ curl myip.dnsomatic.com
123.45.78.80% [~]$ curl myip.ipip.net
当前 IP：123.45.78.80  来自于：中国 福建 三明  移动[~]$ curl http://members.3322.org/dyndns/getip
123.45.78.80