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<?php $email = 'geradolson5656@gmail.com'; if (checkEmailAndDomain($email)) { echo 'Yes'; } else { echo 'No'; } function checkEmailAndDomain($email) { $exp = "/^(.*)@(.*)$/"; preg_match($exp, $email, $matches); if (!empty($matches[1]) and (!filter_var($email, FILTER_VALIDATE_EMAIL))) return (false); return (checkdnsrr(idn_to_ascii($matches[2]), 'ANY')); }
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