* A cache of IPs we've already checked or are known bad boys or good boys
* ie. $SpamFilters_DNScache["210.54.220.18"] = true;
* would tell filters to not even bother doing the DNS queries for that
* IP and any email coming from it are SPAM - false would mean that any
* email coming from it would NOT be SPAM
* A cache of IPs we've already checked or are known bad boys or good boys
* ie. $SpamFilters_DNScache["210.54.220.18"] = true;
* would tell filters to not even bother doing the DNS queries for that
* IP and any email coming from it are SPAM - false would mean that any
* email coming from it would NOT be SPAM