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

Non-authoritative answer:
Name:	my-proxy.com
Address: 104.21.69.36
Name:	my-proxy.com
Address: 172.67.203.157
Name:	my-proxy.com
Address: 2606:4700:3033::6815:4524
Name:	my-proxy.com
Address: 2606:4700:3035::ac43:cb9d