52.30.172.128
ec2-52-30-172-128.eu-west-1.compute.amazonaws.com
54.229.15.99
ec2-54-229-15-99.eu-west-1.compute.amazonaws.com
63.35.92.16
ec2-63-35-92-16.eu-west-1.compute.amazonaws.com

2a05:d018:b85:4650:a3f4:2dc8:b1d0:2dbf
2a05:d018:b85:4670:4dd7:bc40:6e71:ad6b
2a05:d018:b85:4690:82b:9515:b73c:e983

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