Mail delivery failed: returning message to sender
Mail Delivery System
Mailer-Daemon@ashburn-va-datacenter.serverpoint.com
Mon Dec 14 11:53:53 GMT 2020
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:
cygwin@cygwin.com
host sourceware.org [8.43.85.97]
SMTP error from remote mail server after end of data:
550 5.7.1 Blocked by SpamAssassin
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