Sub.sh is a script to detect subdomain online. So let us have a look on it usage. Script bash sub.sh webscantest.com./sub.sh webscantest.com Curl curl -s -L https://raw.githubusercontent.com/cihanmehmet/sub.sh/master/sub.sh | bash -s webscantest.com Also Read – Re-composer : Randomly Changes Win32/64 PE Files For ‘Safer’ Uploading To Malware & Sandbox Sites Subdomain Alive Check bash sub_alive.sh bing.comcurl …