Core_Valid::email_domain

Validate the domain of an email address by checking if the domain has a valid MX record.

boolean Core_Valid::email_domain( string $email )

link: http://php.net/checkdnsrr

参数列表

参数类型描述默认值

$email string Email address

参数	类型	描述	默认值
`$email`	`string`	Email address

返回值

boolean

File: ./core/classes/valid.class.php

public static function email_domain($email)
{
    // Check if the email domain has a valid MX record
    return (bool)checkdnsrr(preg_replace('/^[^@]++@/', '', $email), 'MX');
}