Admins Handbook

postqueue -p | tail -n +2 | awk ‘BEGIN { RS = “” } / refund_of_tax@mycomp\.com/ { print $1 }’ | tr -d ‘*!’ | postsuper -d –

Script:

#Bash
while true; do
sleep 5
postqueue -p | tail -n +2 | awk ‘BEGIN { RS = “” } / refund_of_tax@mycomp\.com/ { print $1 }’ | tr -d ‘*!’ | postsuper -d –
done

Block the email:

nano /etc/postfix/recipient_access
[email protected] REJECT

postmap /etc/postfix/recipient_access
/etc/init.d/MailScanner restart