shell:$ nslookup -timeout=2 -retry=1 'alpha.infra.amazon.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	alpha.infra.amazon.com
Address: 13.225.47.58
Name:	alpha.infra.amazon.com
Address: 13.225.47.40
Name:	alpha.infra.amazon.com
Address: 13.225.47.43
Name:	alpha.infra.amazon.com
Address: 13.225.47.9