Mail delivery failed: returning message to sender
Mail Delivery System
Mailer-Daemon na orange.es
Neděle Říjen 3 02:48:52 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:
siraster na united-games.cz
SMTP error from remote mail server after RCPT TO:<siraster na united-games.cz>:
host mail2.playzone.cz [94.143.233.43]: 554 5.7.1 Service unavailable; Client host [62.36.20.214] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?62.36.20.214
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