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

Non-authoritative answer:
Name:	onlinetest.cakap.com
Address: 104.21.25.10
Name:	onlinetest.cakap.com
Address: 172.67.221.139
Name:	onlinetest.cakap.com
Address: 2606:4700:3037::ac43:dd8b
Name:	onlinetest.cakap.com
Address: 2606:4700:3034::6815:190a