shell:$ nslookup -timeout=2 -retry=1 'arcgisonline.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
Name:	arcgisonline.com
Address: 3.161.213.40
Name:	arcgisonline.com
Address: 3.161.213.15
Name:	arcgisonline.com
Address: 3.161.213.37
Name:	arcgisonline.com
Address: 3.161.213.24