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Please help on my case : We send email to test@billionelite.cn but pmg change the email address to test@g1-excn.ssl.cdncenter.cn since the change it resolve an invalid MX record and the email cannot be sent. This problem is applied to all similar cases if the email domain is a DNS aliases...

Hello now that we have gotten DKIM signing to work im sitting here thinking what if worst case senario came to pass.. all devices gets encrypted. handing out the TXT record that the users need to enter into there dns servers what if it changes so you have to start from scratch. this got me...