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: 52.203.130.155
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 18.205.232.166
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 100.48.237.150
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 3.86.72.176
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 44.221.22.217
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 98.87.219.17