shell:$ nslookup -timeout=2 -retry=1 'acq.vas.ac'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
acq.vas.ac	canonical name = clstr-01-a61d22968eb84cfd.elb.us-east-1.amazonaws.com.
Name:	clstr-01-a61d22968eb84cfd.elb.us-east-1.amazonaws.com
Address: 18.205.0.219
Name:	clstr-01-a61d22968eb84cfd.elb.us-east-1.amazonaws.com
Address: 18.209.82.14