alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET POLICY TraceMyIP IP lookup"; flow:established,to_server; http.host; content:"tracemyip.org"; pcre:"/^(?:\x3a\d{1,5})?$/R"; classtype:policy-violation; sid:2017933; rev:4; metadata:created_at 2014_01_06, confidence High, signature_severity Informational, updated_at 2020_08_20;)