shell:$ nslookup -timeout=2 -retry=1 'cn.app.chat.xiaomi.net'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	cn.app.chat.xiaomi.net
Address: 120.133.85.223
Name:	cn.app.chat.xiaomi.net
Address: 120.133.85.3