Usage with Spamassasin To utilize the DNSBL in SpamAssasin, add the following ruleset to your local configuration file /etc/mail/spamassassin/local.cf. # spam.dnsbl.anonmails.de header RCVD_IN_ANONMAILS eval:check_rbl('anonmails-lastexternal', 'spam.dnsbl.anonmails.de.') describe RCVD_IN_ANONMAILS Relay is listed in spam.dnsbl.anonmails.de tflags RCVD_IN_ANONMAILS net score RCVD_IN_ANONMAILS 3.0 H