18.184.124.204
ec2-18-184-124-204.eu-central-1.compute.amazonaws.com
18.192.1.97
ec2-18-192-1-97.eu-central-1.compute.amazonaws.com

2a05:d014:787:4600:b431:b02d:92a6:b4f1
2a05:d014:787:4601:4caa:42a3:4110:5c8a

mailgw1.creations.de.
mailgw2.creations.de.