35.75.89.67
ec2-35-75-89-67.ap-northeast-1.compute.amazonaws.com
54.150.183.121
ec2-54-150-183-121.ap-northeast-1.compute.amazonaws.com
54.199.219.76
ec2-54-199-219-76.ap-northeast-1.compute.amazonaws.com

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