shell:$ nslookup -timeout=2 -retry=1 'cn.voice.gcloudcs.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	cn.voice.gcloudcs.com
Address: 43.135.106.108
Name:	cn.voice.gcloudcs.com
Address: 43.135.106.226