3.122.72.20
ec2-3-122-72-20.eu-central-1.compute.amazonaws.com
35.157.49.61
ec2-35-157-49-61.eu-central-1.compute.amazonaws.com
52.57.117.7
ec2-52-57-117-7.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.