Mail delivery failed: returning message to sender
Mail Delivery System
Mailer-Daemon na orange.es
Sobota Září 4 00:14:49 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:
vesela1 na mendelu.cz
SMTP error from remote mail server after RCPT TO:<vesela1 na mendelu.cz>:
host mlcoun2.mendelu.cz [195.178.72.113]: 554 5.7.1 Service unavailable; Client host [62.36.20.214] blocked using b.barracudacentral.org; http://www.barracudanetworks.com/reputation/?pr=1&ip=62.36.20.214
cx na xvx.cz
SMTP error from remote mail server after RCPT TO:<cx na xvx.cz>:
host aspmx.l.google.com [74.125.140.27]: 550-5.1.1 The email account that you tried to reach does not exist. Please try
550-5.1.1 double-checking the recipient's email address for typos or
550-5.1.1 unnecessary spaces. Learn more at
550 5.1.1 https://support.google.com/mail/?p=NoSuchUser g126si630241wma.142 - gsmtp
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