3.91.136.139
ec2-3-91-136-139.compute-1.amazonaws.com
34.200.98.127
ec2-34-200-98-127.compute-1.amazonaws.com
34.233.17.210
ec2-34-233-17-210.compute-1.amazonaws.com
44.206.130.182
ec2-44-206-130-182.compute-1.amazonaws.com
44.211.0.113
ec2-44-211-0-113.compute-1.amazonaws.com
54.84.126.217
ec2-54-84-126-217.compute-1.amazonaws.com

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