52.203.120.190
ec2-52-203-120-190.compute-1.amazonaws.com
52.7.14.214
ec2-52-7-14-214.compute-1.amazonaws.com

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