shell:$ nslookup -timeout=2 -retry=1 'cdn-joox.isanook.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
cdn-joox.isanook.com	canonical name = cdn-joox.isanook.com.cdn.dnsv1.com.
cdn-joox.isanook.com.cdn.dnsv1.com	canonical name = gdkx4vsb.sp.sched.intlscdn.com.
Name:	gdkx4vsb.sp.sched.intlscdn.com
Address: 119.28.164.32
Name:	gdkx4vsb.sp.sched.intlscdn.com
Address: 203.205.136.157