18.194.54.0
ec2-18-194-54-0.eu-central-1.compute.amazonaws.com
52.28.54.67
ec2-52-28-54-67.eu-central-1.compute.amazonaws.com
52.57.17.52
ec2-52-57-17-52.eu-central-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.