34.250.248.40
ec2-34-250-248-40.eu-west-1.compute.amazonaws.com
52.17.240.192
ec2-52-17-240-192.eu-west-1.compute.amazonaws.com
54.155.217.193
ec2-54-155-217-193.eu-west-1.compute.amazonaws.com

alt1.aspmx.l.google.com.
alt2.aspmx.l.google.com.
aspmx2.googlemail.com.
aspmx3.googlemail.com.
aspmx.l.google.com.