18.158.135.185
ec2-18-158-135-185.eu-central-1.compute.amazonaws.com
3.126.221.9
ec2-3-126-221-9.eu-central-1.compute.amazonaws.com
3.64.207.220
ec2-3-64-207-220.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.