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: 98.87.87.64
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 35.168.204.82
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 34.229.34.156
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 52.87.141.237
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 34.197.250.123
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 18.210.75.244
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 3.213.173.158
Name:	dcs-public-edge-va6-158015560.us-east-1.elb.amazonaws.com
Address: 3.226.140.224