几个ip信息获取接口
http://ipinfo.io/json { "ip": "59.42.111.132", "hostname": "132.111.42.59.broad.gz.gd.dynamic.163data.com.cn", "city": "Lianjiang", "region": "Guangdong", "country": "CN", "loc": "21.6467,110.2817", "org": "AS4134 CHINANET-BACKBONE", "timezone": "Asia/Urumqi", "readme": "https://ipinfo.io/missingauth" } http://whois.pconline.com.cn/ip.jsp 广东省广州市天河区 电信ADSL http://pv.sohu.com/cityjson?ie=utf-8 var returnCitySN = {"cip": "59.42.111.132", "cid": "440106", "cname": "广东省广州市天河区"};