18.214.184.59
ec2-18-214-184-59.compute-1.amazonaws.com
34.233.113.74
ec2-34-233-113-74.compute-1.amazonaws.com
52.7.8.166
ec2-52-7-8-166.compute-1.amazonaws.com
54.83.10.94
ec2-54-83-10-94.compute-1.amazonaws.com

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