참조 : 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 ( "내 공용 IP 주소 :", json.ip); 4} 5 </ script> 6 7 <script type = "application / javascript"src = "https://api.ipify.org?format=jsonp&callback=getIP"> </ script>
또는
1 $ .getJSON ( 'https://api.ipify.org?format=json', function (data) { 2 console.log (data.ip); 3});