List of Blacklists
zen.spamhaus.org;dnsbl.sorbs.net;ix.dnsbl.manitu.net;cbl.abuseat.org;dnsbl-1.uceprotect.net;bl.spamcop.net
zen.spamhaus.org;dnsbl.sorbs.net;ix.dnsbl.manitu.net;cbl.abuseat.org;dnsbl-1.uceprotect.net;bl.spamcop.net
smtpd_recipient_restrictions in der main.cf erweitern smtpd_recipient_restrictions= permit_mynetworks, permit_sasl_authenticated, reject_unauth_destination, reject_unauth_pipelining, reject_non_fqdn_recipient, check_client_access cidr:/etc/postfix/ip-block IP-Adressen in das oben referenzierte File schreiben: echo „62.27.38.63 REJECT Spammer muessen in der Hoelle schmoren.“ >> /etc/postfix/ip-block ip-block DB erstellen und Postfix neu starten: postmap /etc/postfix/ip-block /etc/init.d/postfix restart