Getting error below when trying to build from official microsoft images
Building in Docker Cloud’s infrastructure…
Cloning into ‘.’…
KernelVersion: 4.4.0-51-generic
Os: linux
BuildTime: 2016-10-27T17:57:25.523154709+00:00
ApiVersion: 1.24
Version: 1.12.3-cs3
GitCommit: 781bb16
Arch: amd64
GoVersion: go1.6.3
Starting build of Docker…
Step 1 : FROM microsoft/iis
unknown blob