3.221.144.209
ec2-3-221-144-209.compute-1.amazonaws.com
34.203.20.233
ec2-34-203-20-233.compute-1.amazonaws.com
52.44.145.83
ec2-52-44-145-83.compute-1.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.