52.206.147.213
ec2-52-206-147-213.compute-1.amazonaws.com
54.158.98.54
ec2-54-158-98-54.compute-1.amazonaws.com
54.86.114.184
ec2-54-86-114-184.compute-1.amazonaws.com

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