35.73.137.8
ec2-35-73-137-8.ap-northeast-1.compute.amazonaws.com
52.68.148.109
ec2-52-68-148-109.ap-northeast-1.compute.amazonaws.com

alt1.aspmx.l.google.com.
alt2.aspmx.l.google.com.
alt3.aspmx.l.google.com.
alt4.aspmx.l.google.com.
aspmx.l.google.com.