joão santos wtkugisoxmvziygmailcom hello postfixusers subscribers greylisting spf checks postfixes smtpd_recipient_restrictions configuration seems postfix 2 checks even first one fails thats bit waistful especially spf checks somewhat heavy many subprocesses waiting dns resolutions would like spf checks case email greylisted im using postgrey first check configuration like smtpd_recipient_restrictions reject_unauth_destination check_policy_service inet12700110023 check_policy_service unixprivatepolicy somebody help thanks anyway best regards joão santos fri 08 aug 2008 021607 0000 avoiding redundant checks smtpd_recipient_restrictions