shell:$ nslookup -timeout=2 -retry=1 'httpdns-push.heytapmobile.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
httpdns-push.heytapmobile.com	canonical name = external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com.
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 50.19.33.136
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 54.225.130.10
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 34.237.229.154
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 3.213.158.244
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 52.3.3.35
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 50.16.102.15