3.223.253.225
ec2-3-223-253-225.compute-1.amazonaws.com
52.71.186.49
ec2-52-71-186-49.compute-1.amazonaws.com
52.73.186.226
ec2-52-73-186-226.compute-1.amazonaws.com

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