shell:$ nslookup -timeout=2 -retry=1 'exchanges.state.gov'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
exchanges.state.gov	canonical name = eca01-1543498885.us-east-1.elb.amazonaws.com.
Name:	eca01-1543498885.us-east-1.elb.amazonaws.com
Address: 44.194.67.46
Name:	eca01-1543498885.us-east-1.elb.amazonaws.com
Address: 52.204.132.129