23.21.2.35
ec2-23-21-2-35.compute-1.amazonaws.com
34.195.96.187
ec2-34-195-96-187.compute-1.amazonaws.com
35.175.49.5
ec2-35-175-49-5.compute-1.amazonaws.com

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