Cpanel Server Block Incoming SPF Failed Mails
One of the customer email account as getting too much incoming emails from random-user@qq.com. First i tried to block the sender IP, but they are using too many IP. To stop this incoming email, i edited vi /etc/exim.conf Find acl_smtp_rcpt Add below deny message = SPF: $sender_host_address is not allowed to send mail from $sender_address_domain … Read more