Simple CreditCard Bin Detector

<?php
error_reporting(0);

$bin = $_GET['bin'];

if(!$bin){
echo '
<form method="get" action="">
<input type="text" name="bin" maxlength="6">
<input type="submit" name="submit" value="check">
</form>
';
}else{
$json_url = "https://lookup.binlist.net/".$bin;
$c = curl_init();
curl_setopt($c, CURLOPT_RETURNTRANSFER, true);
curl_setopt($c, CURLOPT_SSL_VERIFYHOST, false);
curl_setopt($c, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($c, CURLOPT_HTTPHEADER, array('Content-Type: application/json'));
curl_setopt($c, CURLOPT_URL, $json_url);

 $str = curl_exec($c);

 $ar = json_decode($str,true);

$type = $ar['scheme'];
$tipe = $ar['type'];
$negara = $ar['country']['name'];
$bank = $ar['bank']['name'];

echo "
[ $bin ] [ $type/$tipe ] $bank - $negara
";
}
?>