na1.alertmedia.com.

nc.prod.alertmedia.com.

54.164.243.80
ec2-54-164-243-80.compute-1.amazonaws.com
34.192.21.247
ec2-34-192-21-247.compute-1.amazonaws.com

east.alertmedia.com.
prod-notification-center-3-3-4.us-east-1.elasticbeanstalk.com.