hosted-domains-by-asn

(async function() {
  var a = [];
  for (var i = 1; i < 20; i++) {
    var r = await fetch("https://ipinfo.io/hosting/" + i);
    var d = await r.text();
    var m = [...d.matchAll(/<td.*?><a class="flag flag-([a-z]{2})" href=".*?">AS(\d+)<\/a>(.*?)<\/td>[\s\S].*<td.*?>([\d,]+)<\/td>/gim)];
    for (var x of m)
      a.push([x[2], x[3], x[1], x[4].replace(/,/g, '')].join("\t"));
    console.log(i);
  }
  window.list1 = a.join("\n"); //document.body.innerHTML="<pre>"+a.join("\n")+"</pre>";
  console.log('done');
  download('hosted-domains-by-asn.txt', a.join("\n"));
  document.body.innerHTML = "";
  var pre = document.createElement("pre");
  pre.innerHTML = a.join("\n");
  document.body.appendChild(pre);

})()

function download(b, c) {
  var a = document.createElement("a");
  a.setAttribute("href", "data:text/plain;charset=utf-8," + encodeURIComponent(c));
  a.setAttribute("download", b);
  a.style.display = "none";
  document.body.appendChild(a);
  a.click();
  document.body.removeChild(a)
};