]$ dig A ns1.chirec.ac.in

; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.17.rc1.el6_4.6 <<>> A ns1.chirec.ac.in
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 56962
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;ns1.chirec.ac.in.              IN      A

;; ANSWER SECTION:
ns1.chirec.ac.in.       14400   IN      A       162.144.94.32

;; AUTHORITY SECTION:
chirec.ac.in.           77804   IN      NS      162-144-94-32.webhostbox.net.

;; Query time: 2894 msec
;; SERVER: 172.16.140.34#53(172.16.140.34)
;; WHEN: Wed Oct 22 17:45:48 2014
;; MSG SIZE  rcvd: 92
======================================================

$ dig A ns2.chirec.ac.in

; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.17.rc1.el6_4.6 <<>> A ns2.chirec.ac.in
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 59600
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;ns2.chirec.ac.in.              IN      A

;; ANSWER SECTION:
ns2.chirec.ac.in.       14400   IN      A       162.144.94.32

;; AUTHORITY SECTION:
chirec.ac.in.           86400   IN      NS      162-144-94-32.webhostbox.net.

;; Query time: 479 msec
;; SERVER: 172.16.140.34#53(172.16.140.34)
;; WHEN: Wed Oct 22 17:46:20 2014
;; MSG SIZE  rcvd: 92