参考:https://www.cnblogs.com/fangsmile/p/7307463.html
2) api.ipify.org
https://api.ipify.org/?format=jsonp&callback=getIP
1 <script type="application/javascript"> 2 function getIP(json) { 3 document.write("My public IP address is: ", json.ip); 4 } 5 </script> 6 7 <script type="application/javascript" src="https://api.ipify.org?format=jsonp&callback=getIP"></script>
或者
1 $.getJSON('https://api.ipify.org?format=json', function(data){ 2 console.log(data.ip); 3 });