alert ip [198.186.25.0/24,198.187.192.0/24,198.187.207.0/24,198.187.208.0/23,198.187.210.0/24,198.190.173.0/24,198.193.0.0/16,198.195.0.0/16,198.195.237.0/24,198.195.238.0/23,198.195.255.0/24,198.196.0.0/16,198.199.212.0/24,198.200.0.0/21,198.200.8.0/23,198.202.237.0/24,198.204.0.0/21,198.206.140.0/24,198.212.132.0/24,198.235.160.0/20] any -> $HOME_NET any (msg:"ET DROP Spamhaus DROP Listed Traffic Inbound group 47"; reference:url,www.spamhaus.org/drop/drop.txt; threshold:type limit, track by_src, seconds 3600, count 1; classtype:misc-attack; flowbits:set,ET.Evil; flowbits:set,ET.DROPIP; sid:2400046; rev:4719; metadata:affected_product Any, attack_target Any, deployment Perimeter, tag Dshield, signature_severity Minor, created_at 2010_12_30, updated_at 2026_05_26;)