Check DNS record from email address in PHP
Description
The following code shows how to check DNS record from email address.
Example
<?php//from www . ja v a 2s .com
$email = "ceo@example.com";
$domain = explode("@",$email);
$valid = checkdnsrr($domain[1], "ANY");
if($valid)
echo "The domain exists!";
else
echo "Cannot locate MX record for $domain[1]!";
?>
The code above generates the following result.
