shell:$ nslookup -timeout=2 -retry=1 'utility.arcgisonline.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	utility.arcgisonline.com
Address: 34.192.164.131
Name:	utility.arcgisonline.com
Address: 44.198.129.203
Name:	utility.arcgisonline.com
Address: 52.20.250.108