107.23.134.78
ec2-107-23-134-78.compute-1.amazonaws.com
18.215.31.70
ec2-18-215-31-70.compute-1.amazonaws.com
3.211.128.135
ec2-3-211-128-135.compute-1.amazonaws.com
34.225.118.146
ec2-34-225-118-146.compute-1.amazonaws.com

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