52.22.103.191
ec2-52-22-103-191.compute-1.amazonaws.com
54.165.50.99
ec2-54-165-50-99.compute-1.amazonaws.com

mx-01-us-east-2.prod.hydra.sophos.com.
mx-02-us-east-2.prod.hydra.sophos.com.
pacifika-com.mail.protection.outlook.com.