Wietse: > Your mistake: you are trying to match a SENDER ADDRESS with > check_CLIENT_access.
lists--- via Postfix-users: > Well do I put the domain in sender_access or sender_checks? What do you want to not block: the sender email domain? Then use check_sender_access (note that is check_sender_access not check_sender) and follow instructions in https://www.postfix.org/access.5.html Specifically the section "EMAIL ADDRESS PATTERNS". Wietse _______________________________________________ Postfix-users mailing list -- postfix-users@postfix.org To unsubscribe send an email to postfix-users-le...@postfix.org