I am getting this mail delivery failure from moodle forum.
Please let me know how to solve it.
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:
xxx@xxxxxx.com
SMTP error from remote mail server after RCPT TO:<xxx@xxxxxx.com>:
host smtp.where.secureserver.net [xx.xxx.xxx.xx]:
553 Attack detected from pool xxx.xx.xx.xxx. <http://unblock.secureserver.net/?ip=xxx.xx.xx.*>
Please Help.
Thanks
Rajesh
Forum
Mail delivery failed
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