52.18.180.190
ec2-52-18-180-190.eu-west-1.compute.amazonaws.com
54.228.9.105
ec2-54-228-9-105.eu-west-1.compute.amazonaws.com
54.75.110.10
ec2-54-75-110-10.eu-west-1.compute.amazonaws.com

mx10.optical-server.com.
mx20.optical-server.com.