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

Non-authoritative answer:
Name:	vip.vuclip.com
Address: 3.168.51.94
Name:	vip.vuclip.com
Address: 3.168.51.64
Name:	vip.vuclip.com
Address: 3.168.51.84
Name:	vip.vuclip.com
Address: 3.168.51.97