alert dns $HOME_NET any -> any any (msg:"ET INFO URL Shortener Service (fanlink .to) in DNS Lookup"; dns.query; content:"fanlink.to"; nocase; bsize:10; classtype:misc-activity; sid:2044046; rev:2; metadata:affected_product Any, attack_target Client_Endpoint, created_at 2023_02_01, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_05_09;)