Edit in JSFiddle

Result
JavaScript
HTML

$(function() {
  $.get('//freegeoip.net/json/' + ipAddress)
    .done(function(data) {
      $('#data').html(JSON.stringify(data));
      if (data.country_code !== 'US') {
        window.location = 'https://store.draxe.com';
      }
    });
});

<script type="text/javascript">
  var ipAddress;

</script>
<script type="text/javascript" src="https://l2.io/ip.js?var=ipAddress"></script>
<div id="data"></div>