shell:$ nslookup -timeout=2 -retry=1 'heidi.ns.cloudflare.com'
Server: 1.1.1.1
Address: 1.1.1.1#53
Non-authoritative answer:
Name: heidi.ns.cloudflare.com
Address: 108.162.194.236
Name: heidi.ns.cloudflare.com
Address: 162.159.38.236
Name: heidi.ns.cloudflare.com
Address: 172.64.34.236
Name: heidi.ns.cloudflare.com
Address: 2606:4700:50::a29f:26ec
Name: heidi.ns.cloudflare.com
Address: 2803:f800:50::6ca2:c2ec
Name: heidi.ns.cloudflare.com
Address: 2a06:98c1:50::ac40:22ec
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