shell:$ nslookup -timeout=2 -retry=1 'safaricom.demdex.net'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
safaricom.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: 52.20.167.116
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 54.87.77.86
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 100.49.240.105
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 3.93.96.93
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 52.206.183.79
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 52.5.69.96
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 52.0.158.58
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 100.50.141.96