shell:$ nslookup -timeout=2 -retry=1 'community.udemy.com'
Server: 75.98.161.224
Address: 75.98.161.224#53
Non-authoritative answer:
community.udemy.com canonical name = site-6038202.onvanilla.net.
Name: site-6038202.onvanilla.net
Address: 162.159.128.79
Name: site-6038202.onvanilla.net
Address: 162.159.138.78
Name: site-6038202.onvanilla.net
Address: 2606:4700:7::a29f:8a4e
Name: site-6038202.onvanilla.net
Address: 2606:4700:7::a29f:804f
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