What protocol runs over port 53?
How many TCP ports can possibly exist on a system?
Is port 993 open? (yes/ no)
Is port 999 open? (yes/ no)
How many ports are open?
What is the SSH fingerprint of the user recon? (The answer is a random alphanumeric string)
What IMAP software is running?
What is the SMTP banner?
What is the banner of port 42069?
What is the Organizational Unit (OU) of the certificate server on port 443?
What is the hostname (Common Name) of the certificate served on port 443?
What version of FTP software is running? (
What web server software is running? (
What version of BIND is running? (answer is x.y.x)