shell:$ nslookup -timeout=2 -retry=1 'telstra.demdex.net'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
telstra.demdex.net	canonical name = gslb-2.demdex.net.
gslb-2.demdex.net	canonical name = edge-va6.demdex.net.
edge-va6.demdex.net	canonical name = dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com.
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 100.50.2.39
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 34.206.11.111
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 44.212.203.224
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 54.208.109.93
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 3.227.212.148
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 3.209.22.49
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 3.217.57.186
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 44.221.17.232