23.22.128.118
ec2-23-22-128-118.compute-1.amazonaws.com
52.21.136.139
ec2-52-21-136-139.compute-1.amazonaws.com
52.22.141.52
ec2-52-22-141-52.compute-1.amazonaws.com
54.210.0.125
ec2-54-210-0-125.compute-1.amazonaws.com

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