shell:$ nslookup -timeout=2 -retry=1 'refer-a-friend.aubank.in'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
refer-a-friend.aubank.in	canonical name = aubank.ref-r.com.
Name:	aubank.ref-r.com
Address: 43.204.168.56
Name:	aubank.ref-r.com
Address: 65.0.186.81