23.21.153.198
ec2-23-21-153-198.compute-1.amazonaws.com
3.92.86.74
ec2-3-92-86-74.compute-1.amazonaws.com
34.233.146.149
ec2-34-233-146-149.compute-1.amazonaws.com

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