52.16.240.21
ec2-52-16-240-21.eu-west-1.compute.amazonaws.com
54.72.202.209
ec2-54-72-202-209.eu-west-1.compute.amazonaws.com
99.80.195.78
ec2-99-80-195-78.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.