44.239.166.101
ec2-44-239-166-101.us-west-2.compute.amazonaws.com
52.27.125.146
ec2-52-27-125-146.us-west-2.compute.amazonaws.com

mx-01-us-east-2.prod.hydra.sophos.com.
mx-02-us-east-2.prod.hydra.sophos.com.