3.122.62.135
ec2-3-122-62-135.eu-central-1.compute.amazonaws.com
3.68.61.72
ec2-3-68-61-72.eu-central-1.compute.amazonaws.com
52.59.143.250
ec2-52-59-143-250.eu-central-1.compute.amazonaws.com

inbound-smtp.us-east-1.amazonaws.com.
mx0.webpack.hosteurope.de.