i have just install hestiacp on aws ec 2 machine.
i am not able to receive email from outside server like one outlook.com. whenever i tried to send mail to my hestiacp email account ([email protected]) it bounce back by following error
ip-172-31-25-228.ec2.internal rejected your message to the following email addresses:
i am using hestiacp on ubuntu 20.04
however local mails are working fine.
smtp H=mail.rdtlabs.com [xxxxxx] X=TLS1.3:ECDHE_SECP256R1__RSA_PSS_RSAE_SHA256__AES_256_GCM:256 CV=no: SMTP error from remote mail server after RCPT TO:<>: 550-Rejected because 1xxxxxis in a black list at zen.spamhaus.org\n550 Error: open resolver; DNSBL Error Code - Open/public resolver - The Spamhaus Project
Run:
sed -i "/zen.spamhaus.org/d" /etc/exim4/dnsbl.conf
systemctl restart exim4
And it should be solved
g8, it works 
This topic was automatically closed 30 days after the last reply. New replies are no longer allowed.