54.232.222.123
ec2-54-232-222-123.sa-east-1.compute.amazonaws.com
54.233.169.174
ec2-54-233-169-174.sa-east-1.compute.amazonaws.com

alt1.aspmx.l.google.com.
alt2.aspmx.l.google.com.
alt3.aspmx.l.google.com.
alt4.aspmx.l.google.com.
aspmx.l.google.com.
inbound-smtp.us-west-2.amazonaws.com.
ms53640379.msv1.invalid.