3.213.190.94
ec2-3-213-190-94.compute-1.amazonaws.com
34.198.153.156
ec2-34-198-153-156.compute-1.amazonaws.com
44.196.207.77
ec2-44-196-207-77.compute-1.amazonaws.com

mailstore1.secureserver.net.
smtp.secureserver.net.