52.203.217.217
ec2-52-203-217-217.compute-1.amazonaws.com
54.146.7.97
ec2-54-146-7-97.compute-1.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.