52.18.245.192
ec2-52-18-245-192.eu-west-1.compute.amazonaws.com
52.208.42.134
ec2-52-208-42-134.eu-west-1.compute.amazonaws.com

alt1.aspmx.l.google.com.
alt2.aspmx.l.google.com.
alt3.aspmx.l.google.com.
alt4.aspmx.l.google.com.
aspmx.l.google.com.