54.153.121.101
ec2-54-153-121-101.us-west-1.compute.amazonaws.com
54.183.213.219
ec2-54-183-213-219.us-west-1.compute.amazonaws.com

alt1.aspmx.l.google.com.
alt2.aspmx.l.google.com.
aspmx2.googlemail.com.
aspmx3.googlemail.com.
aspmx4.googlemail.com.
aspmx.l.google.com.