It sounds like your DMARC record is set up to alert you when such an event occurs. That computer is attempting to impersonate you, those deliveries are failing, and you are receiving a notification regarding it. It sounds like another computer somewhere is spoofing your email. Hi Ian, sorry to hear that you’re running into this problem. If you happen to also be having issues with WordPress comment spam causing bounce-back errors for your account, we have an advanced article on WordPress comment spam clean up that could help you clear this issue up. Since this error can be caused by server issues it can be helpful to ask the person you are sending to if they are having any other related problems.
Since these are due to multiple reasons, the solutions can vary. Resolving Mail delivery failed: returning message to sender bounce-backs You can read our previous article on why does email bounce, bounceback, or error? for a more in-depth explanation of a hard bounce. Typically these types of bounceback errors are hard bounces, meaning that trying to send the message again won’t be successful. However that e-mail address doesn’t exist on the mail server, so it’s always going to fail and cause a bounce-back error. So that is theaddress used to send comment moderation requests to. A spammer attempted to leave a comment on one of their posts and the WordPress administrator of this site has set up their e-mail account as. In the bounceback example above, the cause of the issue is that this user has WordPress setup to allow comments on posts. Author : Payday loans (IP: 123.123.123.123)Ĭomment: Payday loans are available for any occasion! What Caused this Returned Message? X-Mailer: PHPMailer 5.1 ()Ĭontent-Type: text/plain charset=”UTF-8″ A new comment on the post “About us” is waiting for your approval No Such User Here - This is a copy of the message, including all the headers. A message that you sent could not be delivered to one or more of its Subject: Mail delivery failed: returning message to senderĭate: Thu, 16:42:53 -0400 This message was created automatically by mail delivery software. Received: from mailnull by with local (Exim 4.77)įor Thu, 16:42:54 -0400
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We understand it can be difficult at time to review the full contents of a returned email message, so we created the following tool to help pull the important information for you.Īs an example, here is an email that was returned to the sender with the headers included. For example, the below bounce specifies: The following address(es) failed:
#Delivery status notification failure spam how to#
If you know how to review these emails, they will typically tell you what the issue was. The bounceback message will have this error in the subject, and the body of the message should contain the original message that was attempting to be sent. It could also be caused by a blacklisted server. So, you sent an email and it was returned or bounced back to you with a message like: Mail delivery failed: returning message to senderĮrrors like this are generally encountered when there is an issue on the recipient server, or the intended recipient does not exist on the remote server.
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