18.232.40.48
ec2-18-232-40-48.compute-1.amazonaws.com
34.198.142.225
ec2-34-198-142-225.compute-1.amazonaws.com
52.2.149.195
ec2-52-2-149-195.compute-1.amazonaws.com

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