shell:$ nslookup -timeout=2 -retry=1 'dns.quad9.net'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	dns.quad9.net
Address: 9.9.9.9
Name:	dns.quad9.net
Address: 149.112.112.112
Name:	dns.quad9.net
Address: 2620:fe::fe
Name:	dns.quad9.net
Address: 2620:fe::9