shell:$ nslookup -timeout=2 -retry=1 'm.baidu.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
m.baidu.com	canonical name = wap.n.shifen.com.
wap.n.shifen.com	canonical name = wap.wshifen.com.
Name:	wap.wshifen.com
Address: 103.235.46.92
Name:	wap.wshifen.com
Address: 103.235.46.39