52.18.18.238
ec2-52-18-18-238.eu-west-1.compute.amazonaws.com
52.49.117.137
ec2-52-49-117-137.eu-west-1.compute.amazonaws.com
54.220.165.183
ec2-54-220-165-183.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.