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: 52.203.33.208
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 34.202.129.50
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 52.86.7.150
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 34.205.164.166
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 52.20.154.135
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 52.200.125.145