header T_XOIP_INVALID_IP X-Originating-IP =~ /(?:^|[\[\s]) (?!(?:1\d\d|2[0-4]\d|25[0-5]|\d\d|\d)(?:\.(?:1\d\d|2[0-4]\d|25[0-5]|\d\d|\d)){3}) \d{1,3}(?:\.\d{1,3}){3} (?:$|[\]\s])/xm
tflags T_XOIP_INVALID_IP nopublish
score T_XOIP_INVALID_IP 0.001
header T_RCVD_INVALID_IP Received =~ /(?:^|[\[\s]) (?!(?:1\d\d|2[0-4]\d|25[0-5]|\d\d|\d)(?:\.(?:1\d\d|2[0-4]\d|25[0-5]|\d\d|\d)){3}) \d{1,3}(?:\.\d{1,3}){3} (?:$|[\]\s])/xm
tflags T_RCVD_INVALID_IP nopublish
score T_RCVD_INVALID_IP 0.001