function main() {
  fetchAsync("https://api.ip.sb/geoip").then(
    function (value) {
      v = value;
      document.getElementById("check-ipsb-ip").innerHTML = v.ip;
      document.getElementById("check-ipsb-location").innerHTML = [
        v.city,
        v.country,
        v.isp,
      ].join(", ");
    },
    function (error) {
      console.log(error);
    },
  );
  fetchAsync("https://api-v3.speedtest.cn/ip").then(
    function (value) {
      v = value.data;
      document.getElementById("check-speedtestcn-ip").innerHTML = v.ip;
      document.getElementById("check-speedtestcn-location").innerHTML = [
        v.city,
        v.country,
        v.isp,
      ].join(", ");
    },
    function (error) {
      console.log(error);
    },
  );
  fetchAsync("https://api.ipapi.is/").then(
    function (value) {
      v = value;
      document.getElementById("check-ipapiis-ip").innerHTML = v.ip;
      document.getElementById("check-ipapiis-location").innerHTML = [
        v.location.city,
        v.location.country,
        v.company.name,
      ].join(", ");
    },
    function (error) {
      console.log(error);
    },
  );
}

async function fetchAsync(url) {
  let response = await fetch(url);
  let data = await response.json();
  return data;
}

window.onload = function () {
  main();
};