52.40.117.54
ec2-52-40-117-54.us-west-2.compute.amazonaws.com
54.69.21.238
ec2-54-69-21-238.us-west-2.compute.amazonaws.com

alt1.aspmx.l.google.com.
alt2.aspmx.l.google.com.
aspmx2.googlemail.com.
aspmx3.googlemail.com.
aspmx4.googlemail.com.
aspmx5.googlemail.com.
aspmx.l.google.com.