shell:$ nslookup -timeout=2 -retry=1 'shields.io'
Server: 1.1.1.1
Address: 1.1.1.1#53
Non-authoritative answer:
Name: shields.io
Address: 172.67.173.89
Name: shields.io
Address: 104.21.80.27
Name: shields.io
Address: 2606:4700:3037::6815:501b
Name: shields.io
Address: 2606:4700:3035::ac43:ad59
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