54.170.120.128
ec2-54-170-120-128.eu-west-1.compute.amazonaws.com
54.171.12.106
ec2-54-171-12-106.eu-west-1.compute.amazonaws.com
63.34.114.152
ec2-63-34-114-152.eu-west-1.compute.amazonaws.com

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