FIXED: [Postfix] Spamhaus flags Cloudflare as public resolver. Postfix DNSBL codes work on first non-zero result rather than specificity. Expand non-error statuses to avoid flagging mail as spam.
FIXED: [Postfix] Spamhaus flags Cloudflare as public resolver. Postfix DNSBL codes work on first non-zero result rather than specificity. Expand non-error statuses to avoid flagging mail as spam.