52.4.120.112
ec2-52-4-120-112.compute-1.amazonaws.com
52.86.234.76
ec2-52-86-234-76.compute-1.amazonaws.com
54.211.108.101
ec2-54-211-108-101.compute-1.amazonaws.com

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