3.220.58.52
ec2-3-220-58-52.compute-1.amazonaws.com
34.196.198.81
ec2-34-196-198-81.compute-1.amazonaws.com
34.238.107.221
ec2-34-238-107-221.compute-1.amazonaws.com
54.152.114.205
ec2-54-152-114-205.compute-1.amazonaws.com

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