Get the AWS IP Ranges for Cloud9 Servers which are needed to set inbound rules when connecting to outside servers by SSH

run-in-browser-console.js

/* Might need to go to https://aws.amazon.com/ or use blank page to run */

var arr=[];
var oReq = new XMLHttpRequest();
oReq.addEventListener("load", reqListener);
oReq.open("GET", "https://ip-ranges.amazonaws.com/ip-ranges.json");
oReq.send();

function reqListener () {
  JSON.parse(this.responseText).prefixes.map(function(obj){ 
    if(obj.service == 'CLOUD9'){ 
      arr.push(obj.ip_prefix) 
    } 
  })
console.log(arr.toString());
}