3.234.237.229
ec2-3-234-237-229.compute-1.amazonaws.com
34.197.31.46
ec2-34-197-31-46.compute-1.amazonaws.com
52.4.247.221
ec2-52-4-247-221.compute-1.amazonaws.com

alt1.aspmx.l.google.com.
alt2.aspmx.l.google.com.
alt3.aspmx2.googlemail.com.
alt4.aspmx3.googlemail.com.
aspmx.l.google.com.