52.19.205.55
ec2-52-19-205-55.eu-west-1.compute.amazonaws.com
52.19.9.174
ec2-52-19-9-174.eu-west-1.compute.amazonaws.com
52.30.82.24
ec2-52-30-82-24.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.