shell:$ nslookup -timeout=2 -retry=1 'ustr.gov'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	ustr.gov
Address: 18.172.134.55
Name:	ustr.gov
Address: 18.172.134.31
Name:	ustr.gov
Address: 18.172.134.37
Name:	ustr.gov
Address: 18.172.134.117
Name:	ustr.gov
Address: 2600:9000:24bf:7c00:14:1af2:8f00:93a1
Name:	ustr.gov
Address: 2600:9000:24bf:9600:14:1af2:8f00:93a1
Name:	ustr.gov
Address: 2600:9000:24bf:e600:14:1af2:8f00:93a1
Name:	ustr.gov
Address: 2600:9000:24bf:1800:14:1af2:8f00:93a1
Name:	ustr.gov
Address: 2600:9000:24bf:c200:14:1af2:8f00:93a1
Name:	ustr.gov
Address: 2600:9000:24bf:5800:14:1af2:8f00:93a1
Name:	ustr.gov
Address: 2600:9000:24bf:3c00:14:1af2:8f00:93a1
Name:	ustr.gov
Address: 2600:9000:24bf:fa00:14:1af2:8f00:93a1