Using the –p option allows proxy URL to be used for all requests; by default, it works on port 1080. As you can see, on examining the victim’s network IP in the web browser, it put up an “Access forbidden error”, which means this web page is operating backwards by some proxy.
gobuster dir -p ‘https://18.172.30:3128’ -u ‘http://18.192.172.30/’ -w /usr/share/wordlists/dirbuster/directory-list-2.3-medium.txt –wildcard
gobuster dir -p ‘https://18.172.30:3128’ -u ‘http://18.192.172.30/’ -w /usr/share/wordlists/dirbuster/directory-list-2.3-medium.txt –wildcard