18.235.247.154
ec2-18-235-247-154.compute-1.amazonaws.com
52.207.48.158
ec2-52-207-48-158.compute-1.amazonaws.com
52.4.90.76
ec2-52-4-90-76.compute-1.amazonaws.com
54.85.209.208
ec2-54-85-209-208.compute-1.amazonaws.com

alt1.aspmx.l.google.com.
alt2.aspmx.l.google.com.
aspmx2.googlemail.com.
aspmx3.googlemail.com.
aspmx.l.google.com.