ERROR :-
[root@amitmaheshwari.in ~]# dig
-bash: dig: command not found
SOLUTION :-
The dig command is a part of the BIND utilities so you need to install them.
To install the BIND utilities, type the following:
[root@amitmaheshwari.in ~]# yum install bind-utils
[root@amitmaheshwari.in ~]# which dig
/usr/bin/dig
[root@cassiopeia ~]# dig A amitmaheshwari.in
; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.23.rc1.el6_5.1 <<>> A amitmaheshwari.in
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 35853
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;amitmaheshwari.in. IN A
;; ANSWER SECTION:
amitmaheshwari.in. 12375 IN A 66.7.207.80
;; Query time: 0 msec
;; SERVER: 10.0.0.30#53(10.0.0.30)
;; WHEN: Wed Aug 20 00:57:44 2014
;; MSG SIZE rcvd: 51
