50.17.235.211
ec2-50-17-235-211.compute-1.amazonaws.com
50.19.222.251
ec2-50-19-222-251.compute-1.amazonaws.com
52.4.91.98
ec2-52-4-91-98.compute-1.amazonaws.com

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