shell:$ nslookup -timeout=2 -retry=1 'lucky-number.true.th'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
lucky-number.true.th	canonical name = k8s-kubesyst-albingre-1d15e2983a-1450952348.ap-southeast-1.elb.amazonaws.com.
Name:	k8s-kubesyst-albingre-1d15e2983a-1450952348.ap-southeast-1.elb.amazonaws.com
Address: 13.250.134.203
Name:	k8s-kubesyst-albingre-1d15e2983a-1450952348.ap-southeast-1.elb.amazonaws.com
Address: 54.179.197.21
Name:	k8s-kubesyst-albingre-1d15e2983a-1450952348.ap-southeast-1.elb.amazonaws.com
Address: 52.74.119.96