23.236.62.147
147.62.236.23.bc.googleusercontent.com
52.203.133.85
ec2-52-203-133-85.compute-1.amazonaws.com
52.22.158.225
ec2-52-22-158-225.compute-1.amazonaws.com

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