shell:$ nslookup -timeout=2 -retry=1 'support.udemy.com'
Server: 1.1.1.1
Address: 1.1.1.1#53
Non-authoritative answer:
support.udemy.com canonical name = udemysupport.zendesk.com.
Name: udemysupport.zendesk.com
Address: 104.18.248.37
Name: udemysupport.zendesk.com
Address: 104.18.249.37
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