root@kali:~# dnswalk --help Old package separator "'" deprecated at /usr/bin/dnswalk line 242. Old package separator "'" deprecated at /usr/bin/dnswalk line 257. /usr/bin/dnswalk version [unknown] calling Getopt::Std::getopts (version 1.14 [paranoid]), running under Perl version 5.40.1. Usage: dnswalk [-OPTIONS [-MORE_OPTIONS]] [--] [PROGRAM_ARG1 ...] The following single-character options are accepted: With arguments: -D Boolean (without arguments): -r -f -i -a -d -m -F -l Options may be merged together. -- stops processing of options. Space is not required between options and their arguments. [Now continuing due to backward compatibility and excessive paranoia. See 'perldoc Getopt::Std' about $Getopt::Std::STANDARD_HELP_VERSION.] Usage: dnswalk domain domain MUST end with a '.'
dnswalk Usage Example
root@kali:~# dnswalk example.com. Checking example.com. root@kali:~# dnswalk -r -d example.com. Checking example.com.