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

Non-authoritative answer:
Name:	www.arcgis.com
Address: 13.225.196.39
Name:	www.arcgis.com
Address: 13.225.196.66
Name:	www.arcgis.com
Address: 13.225.196.71
Name:	www.arcgis.com
Address: 13.225.196.23