What is Whois ?

The whois command searches for an object in a WHOIS database.

How does it Work ?

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.

When to use it ?

• When you need info about a specific domain name address or IP address
• When you need info about the domain’s registrar/ownership

Example:

whois command used on pentest.id