root@kali:~# lbd -h host: illegal option -- h Usage: host [-aCdilrTvVw] [-c class] [-N ndots] [-t type] [-W time] [-R number] [-m flag] [-p port] hostname [server] -a is equivalent to -v -t ANY -A is like -a but omits RRSIG, NSEC, NSEC3 -c specifies query class for non-IN data -C compares SOA records on authoritative nameservers -d is equivalent to -v -l lists all hosts in a domain, using AXFR -m set memory debugging flag (trace|record|usage) -N changes the number of dots allowed before root lookup is done -p specifies the port on the server to query -r disables recursive processing -R specifies number of retries for UDP packets -s a SERVFAIL response should stop query -t specifies the query type -T enables TCP/IP mode -U enables UDP mode -v enables verbose output -V print version number and exit -w specifies to wait forever for a reply -W specifies how long to wait for a reply -4 use IPv4 query transport only -6 use IPv6 query transport only