shell:$ nslookup -timeout=2 -retry=1 'deb.ns.cloudflare.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	deb.ns.cloudflare.com
Address: 173.245.58.92
Name:	deb.ns.cloudflare.com
Address: 108.162.192.92
Name:	deb.ns.cloudflare.com
Address: 172.64.32.92
Name:	deb.ns.cloudflare.com
Address: 2606:4700:50::adf5:3a5c
Name:	deb.ns.cloudflare.com
Address: 2803:f800:50::6ca2:c05c
Name:	deb.ns.cloudflare.com
Address: 2a06:98c1:50::ac40:205c