52.212.89.86
ec2-52-212-89-86.eu-west-1.compute.amazonaws.com
99.81.99.9
ec2-99-81-99-9.eu-west-1.compute.amazonaws.com

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