shell:$ nslookup -timeout=2 -retry=1 'httpdns-push.heytapmobile.com'
Server:		1.1.1.1
Address:	1.1.1.1#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: 3.222.211.206
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 100.24.157.191
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 100.28.250.85
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 3.228.211.58
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 98.95.248.15
Name:	external-public-alb-heytappro-868452860.us-east-1.elb.amazonaws.com
Address: 100.52.95.56