emails keep bouncing back
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:
[email protected] host conrock-net-au.mail.protection.outlook.com [213.199.154.23] SMTP error from remote mail server after RCPT TO:<[email protected]>: 550 5.7.1 Service unavailable; Client host [27.121.64.106] blocked using Spamhaus; To request removal from this list see http://www.spamhaus.org/lookup.lasso
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:
[email protected]
host conrock-net-au.mail.protection.outlook.com [213.199.154.23]
SMTP error from remote mail server after RCPT TO:<[email protected]>:
550 5.7.1 Service unavailable; Client host [27.121.64.106] blocked using Spamhaus; To request removal from this list see http://www.spamhaus.org/lookup.lasso
ყველა პასუხი (1)
The message is telling you that your email provider has been blocked by the recipient's email provider. It gives you a link (the spamhaus link) to request that it be unblocked. This is nothing to do with Thunderbird.