def add_dnsbl(name,domain,type='ip',codes={"0"=>"OK","127.0.0.2"=>"Blacklisted"})
			@dnsbls[name] = codes
			@dnsbls[name]['domain'] = domain
			@dnsbls[name]['type'] = type
		end
def add_dnsbl(name,domain,type='ip',codes={"0"=>"OK","127.0.0.2"=>"Blacklisted"})
			@dnsbls[name] = codes
			@dnsbls[name]['domain'] = domain
			@dnsbls[name]['type'] = type
		end
allows the adding of a new DNSBL to the set of configured DNSBLs