177.71.181.109
ec2-177-71-181-109.sa-east-1.compute.amazonaws.com
177.71.203.209
ec2-177-71-203-209.sa-east-1.compute.amazonaws.com
54.94.163.86
ec2-54-94-163-86.sa-east-1.compute.amazonaws.com

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