52.18.141.140
ec2-52-18-141-140.eu-west-1.compute.amazonaws.com
52.19.19.12
ec2-52-19-19-12.eu-west-1.compute.amazonaws.com
54.72.193.186
ec2-54-72-193-186.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.