108.128.98.53
ec2-108-128-98-53.eu-west-1.compute.amazonaws.com
52.30.67.156
ec2-52-30-67-156.eu-west-1.compute.amazonaws.com
54.194.27.122
ec2-54-194-27-122.eu-west-1.compute.amazonaws.com

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