shell:$ nslookup -timeout=2 -retry=1 'bangdao-callback.uatpaybill.bka.sh'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	bangdao-callback.uatpaybill.bka.sh
Address: 3.168.51.41
Name:	bangdao-callback.uatpaybill.bka.sh
Address: 3.168.51.36
Name:	bangdao-callback.uatpaybill.bka.sh
Address: 3.168.51.89
Name:	bangdao-callback.uatpaybill.bka.sh
Address: 3.168.51.17