Skip to main content
Showing results for 
Show  only  | Search instead for 
Did you mean: 

Mail Delivery System <>

Hello all


I am trying solve email sending error since five days but no way, anybody can help please

when send from our emails we receive the following automatic mail:


This message was created automatically by mail delivery software.


A message that you sent could not be delivered to one or more of its recipients. This is a permanent error. The following address(es) failed:

    host []

    SMTP error from remote mail server after end of data:

    552 5.2.0 XgK0lpDozbWn7 :DED: Access to this mail system has been blocked for due to spam activity. Spam was seen coming from this IP, and possibly other scripts running on it. For help resolving the issue, see Once the compromise has been cleaned, please contact customer support to remove the block.



Have a good day