whois

whois is a client for the WHOIS directory service.

whois searches for an object in a WHOIS database. WHOIS is a query and response protocol that is widely used for querying databases that store the registered users of an Internet resource, such as a domain name or an IP address block, but is also used for a wider range of other information.

-h HOST Connect to WHOIS database host HOST.
-H Suppress the display of legal disclaimers.
-p PORT When connecting, connect to network port PORT.
–verbose Operate verbosely.
–help Display a help message, and exit.

Syntax

whois [ -h HOST ] [ -p PORT ] [ -aCFHlLMmrRSVx ] [ -g SOURCE:FIRST-LAST ]
[ -i ATTR ] [ -S SOURCE ] [ -T TYPE ] object
whois -t TYPE
whois -v TYPE

whois -q keyword