shell:$ nslookup -timeout=2 -retry=1 'checkip.dyndns.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	checkip.dyndns.com
Address: 193.122.130.0
Name:	checkip.dyndns.com
Address: 158.101.44.242
Name:	checkip.dyndns.com
Address: 193.122.6.168
Name:	checkip.dyndns.com
Address: 132.226.8.169
Name:	checkip.dyndns.com
Address: 132.226.247.73