shell:$ nslookup -timeout=2 -retry=1 'whatsapp123.cn'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	whatsapp123.cn
Address: 104.21.65.166
Name:	whatsapp123.cn
Address: 172.67.147.67
Name:	whatsapp123.cn
Address: 2606:4700:3030::6815:41a6
Name:	whatsapp123.cn
Address: 2606:4700:3037::ac43:9343