Using dig command you can query DNS name servers for your DNS lookup related tasks. This article explains 10 examples on how to use dig command.
1. Simple dig Command Usage (Understand dig Output)
When you pass a domain name to the dig command, by default it displays the A record (the ip-address of the site that is queried) as shown below.
In this example, it displays the A record of redhat.com in the “ANSWER SECTION” of the dig command output..........