shell:$ nslookup -timeout=2 -retry=1 'ns1.iserveu.in'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	ns1.iserveu.in
Address: 172.67.181.40
Name:	ns1.iserveu.in
Address: 104.21.51.139
Name:	ns1.iserveu.in
Address: 2606:4700:3033::ac43:b528
Name:	ns1.iserveu.in
Address: 2606:4700:3032::6815:338b