13.124.51.55
ec2-13-124-51-55.ap-northeast-2.compute.amazonaws.com
43.200.108.51
ec2-43-200-108-51.ap-northeast-2.compute.amazonaws.com
43.201.236.234
ec2-43-201-236-234.ap-northeast-2.compute.amazonaws.com

::ffff:50.63.202.1

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