3.66.147.248
ec2-3-66-147-248.eu-central-1.compute.amazonaws.com
52.29.31.176
ec2-52-29-31-176.eu-central-1.compute.amazonaws.com
52.58.183.92
ec2-52-58-183-92.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.