18.233.42.196
ec2-18-233-42-196.compute-1.amazonaws.com
52.204.89.65
ec2-52-204-89-65.compute-1.amazonaws.com
54.174.83.124
ec2-54-174-83-124.compute-1.amazonaws.com
75.101.212.215
ec2-75-101-212-215.compute-1.amazonaws.com

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