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''mindofmacias.maci1495@blogger.com ''host mx1.fastmail.gr[88.99.27.75] said: 550 The sending IP
    (197.255.224.19) is listed on as a source of dictionary
    attacks. (in reply to end of DATA command)

host mx1.fastmail.gr[88.99.27.75] said: 550 The
    sending IP (197.255.224.19) is listed on as a source of
    dictionary attacks. (in reply to end of DATA command)

host mx1.fastmail.gr[88.99.27.75] said: 550 The sending
    IP (197.255.224.19) is listed on  as a source of
    dictionary attacks. (in reply to end of DATA command)

host mx1.fastmail.gr[88.99.27.75] said: 550 The sending
     as a source of
    dictionary attacks. (in reply to end of DATA command)

Reporting-MTA: dns; mail1.comorestelecom.km
X-Postfix-Queue-ID: AF4706A0A70
X-Postfix-Sender: rfc822;
Arrival-Date: Tue, 13 Sep 2022 16:23:08 +0300 (EAT)

Final-Recipient: rfc822;
Original-Recipient:
Action: failed
Status: 5.0.0
Remote-MTA: dns; mx1.fastmail.gr
Diagnostic-Code: smtp; 550 The sending IP (197.255.224.19) is listed on
     as a source of dictionary attacks