34.247.134.237
ec2-34-247-134-237.eu-west-1.compute.amazonaws.com
52.209.224.232
ec2-52-209-224-232.eu-west-1.compute.amazonaws.com
99.81.181.74
ec2-99-81-181-74.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.