shell:$ nslookup -timeout=2 -retry=1 'estudy.eu.crossknowledge.com'
Server: 127.0.0.53
Address: 127.0.0.53#53
Non-authoritative answer:
Name: estudy.eu.crossknowledge.com
Address: 104.18.10.47
Name: estudy.eu.crossknowledge.com
Address: 104.18.11.47
Name: estudy.eu.crossknowledge.com
Address: 2606:4700::6812:b2f
Name: estudy.eu.crossknowledge.com
Address: 2606:4700::6812:a2f
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