shell:$ nslookup -timeout=2 -retry=1 'apps.mypurecloud.jp'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
apps.mypurecloud.jp	canonical name = nginx-alb-routed-535837272.ap-northeast-1.elb.amazonaws.com.
Name:	nginx-alb-routed-535837272.ap-northeast-1.elb.amazonaws.com
Address: 13.230.124.87
Name:	nginx-alb-routed-535837272.ap-northeast-1.elb.amazonaws.com
Address: 13.192.202.91
Name:	nginx-alb-routed-535837272.ap-northeast-1.elb.amazonaws.com
Address: 52.199.91.144