Mail delivery failed: returning message to sender

Mail Delivery System Mailer-Daemon na
Sobota Srpen 21 23:44:32 CEST 2021

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:

  petr na
    SMTP error from remote mail server after end of data:
    host []: 550-This message <6B6ED88B80547AA97570398581DB685B na> was classified as
    550 SPAM.

Další informace o konferenci Linux