16.162.132.113
ec2-16-162-132-113.ap-east-1.compute.amazonaws.com
16.162.206.74
ec2-16-162-206-74.ap-east-1.compute.amazonaws.com
18.162.240.161
ec2-18-162-240-161.ap-east-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.