23.22.96.25
ec2-23-22-96-25.compute-1.amazonaws.com
34.194.35.33
ec2-34-194-35-33.compute-1.amazonaws.com
44.194.138.23
ec2-44-194-138-23.compute-1.amazonaws.com

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