shell:$ nslookup -timeout=2 -retry=1 'r3xxe.dpdns.org'
Server: 1.1.1.1
Address: 1.1.1.1#53
Non-authoritative answer:
Name: r3xxe.dpdns.org
Address: 104.20.42.51
Name: r3xxe.dpdns.org
Address: 172.66.173.127
Name: r3xxe.dpdns.org
Address: 2606:4700:10::ac42:ad7f
Name: r3xxe.dpdns.org
Address: 2606:4700:10::6814:2a33
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