外网 IP 获取 API

开发过程中可能会用到的 IP 获取

1. 搜狐 (默认 GBK 编码)

   http://pv.sohu.com/cityjson?ie=utf-8

   返回结果如下：

   var returnCitySN = {"cip": "220.249.113.155", "cid": "420100", "cname": "湖北省武汉市"};

2. 淘宝

   https://www.taobao.com/help/getip.php

   返回结果如下：

   ipCallback({ip:"220.249.113.155"})

3. Ip-api

   http://ip-api.com/json

   返回结果如下：

   	{
   	status: "success",
   	country: "China",
   	countryCode: "CN",
   	region: "HB",
   	regionName: "Hubei",
   	city: "Wuhan",
   	zip: "",
   	lat: 30.589,
   	lon: 114.2681,
   	timezone: "Asia/Shanghai",
   	isp: "CNC Group CHINA169 Hubei Province Network",
   	org: "Wuhan University",
   	as: "AS4837 CHINA UNICOM China169 Backbone",
   	query: "220.249.113.155"
   	}

   添加参数返回不一样的值

   http://ip-api.com/json/?lang=zh-CN

   	{
   	status: "success",
   	country: "中国",
   	countryCode: "CN",
   	region: "HB",
   	regionName: "湖北省",
   	city: "武汉",
   	zip: "",
   	lat: 30.589,
   	lon: 114.2681,
   	timezone: "Asia/Shanghai",
   	isp: "CNC Group CHINA169 Hubei Province Network",
   	org: "Wuhan University",
   	as: "AS4837 CHINA UNICOM China169 Backbone",
   	query: "220.249.113.155"
   	}

   或者查询某个 IP 的信息

   http://ip-api.com/json/81.69.6.231?lang=zh-CN

   	{
   	status: "success",
   	country: "荷兰",
   	countryCode: "NL",
   	region: "NH",
   	regionName: "North Holland",
   	city: "Amsterdam",
   	zip: "1015",
   	lat: 52.3798,
   	lon: 4.88814,
   	timezone: "Europe/Amsterdam",
   	isp: "EuroNet Internet",
   	org: "Wanadoo Nederland BV",
   	as: "AS45090 Shenzhen Tencent Computer Systems Company Limited",
   	query: "81.69.6.231"
   	}