NAME
    RelayCountry - add message metadata indicating the country code of each
    relay

SYNOPSIS
      loadplugin     Mail::SpamAssassin::Plugin::RelayCountry

DESCRIPTION
    By the RelayCountry plugin attempts to determine the domain country
    codes of each relay used in the delivery path of messages and add that
    information to the message metadata as "X-Relay-Countries", or the
    "_RELAYCOUNTRY_" header markup.

REQUIREMENT
    This plugin requires the IP::Country module from CPAN.