52.0.97.183
ec2-52-0-97-183.compute-1.amazonaws.com
52.200.29.67
ec2-52-200-29-67.compute-1.amazonaws.com
52.5.14.57
ec2-52-5-14-57.compute-1.amazonaws.com

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