"RBL" is a trademarked term for the \[http://mail-abuse.org/rbl/ MAPS Realtime Blackhole List\]. It is also incorrectly used as a generic term for [DnsBlocklists]. Wiki Markup
"RBL" is a trademarked term for the \[http://mail-abuse.org/rbl/ MAPS Realtime Blackhole List\]. It is also incorrectly used as a generic term for [DnsBlocklists]. Wiki Markup