mailcow/data/web/mta_sts.php
2019-05-26 08:29:10 +02:00

19 lines
393 B
PHP

<?php
error_reporting(0);
header('Content-Type: text/plain');
echo $_SERVER['HTTP_HOST'];
foreach (dns_get_record('mailcow.email', DNS_MX) as $mx_r) {
$mx_s[] = $mx_r['target'];
}
!empty($mx_s) ?: exit();
echo 'version: STSv1' . PHP_EOL;
echo 'mode: enforce' . PHP_EOL;
foreach ($mx_s as $mx_r) {
printf('mx: %s' . PHP_EOL, $mx_r);
}
echo 'max_age: 86400' . PHP_EOL;