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<?php
declare(strict_types=1);
namespace EmailValidator\Validator;
use EmailValidator\EmailAddress;
/**
* Validates the MX records of an email domain
*
* This validator checks if the domain of an email address has valid MX records
* configured, which is necessary for the domain to receive email. The validation
* is only performed if enabled in the policy.
*/
class MxValidator extends AValidator
{
* @param EmailAddress $email The email address to validate
* @return bool True if MX records are valid or validation is disabled, false otherwise
public function validate(EmailAddress $email): bool
$valid = true;
if ($this->policy->validateMxRecord()) {
$domain = sprintf('%s.', $email->getDomain());
$valid = checkdnsrr(idn_to_ascii($domain, 0, INTL_IDNA_VARIANT_UTS46), 'MX');
}
return $valid;
stymiee /
email-validator
