I am also seeing this:
docker version
Client:
Version: 17.06.0-ce
API version: 1.30
Go version: go1.8.3
Git commit: 02c1d87
Built: Fri Jun 23 21:30:30 2017
OS/Arch: windows/amd64
Error response from daemon: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond.