Josep M.: > Hello. > > Time ago I was using this for see what addresses had "verify_sender" > feature, is just for my own domain. > > egrep '(Address verification in progress)' /var/log/maillog
This REJECT message is logged only if it takes too long to find out the address status. You will have more consistent results with egrep 'status=(un)?deliverable' /var/log/maillog Wietse