3.209.159.5
ec2-3-209-159-5.compute-1.amazonaws.com
52.23.28.123
ec2-52-23-28-123.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.