Windows 10 + Vagrant 1.8.1 - Box Add fails

gistfile1.txt

INFO host: Detected: windows!
 INFO runner: Preparing hooks for middleware sequence...
 INFO runner: 1 hooks defined.
 INFO runner: Running action:  #<Vagrant::Action::Builder:0x2d329a0>
 INFO warden: Calling IN action: #<Vagrant::Action::Builtin::BoxAdd:0x38da6e0>
 INFO environment: Running hook: authenticate_box_url
 INFO runner: Preparing hooks for middleware sequence...
 INFO runner: 2 hooks defined.
 INFO runner: Running action: authenticate_box_url #<Vagrant::Action::Builder:0x3832e18>
 INFO warden: Calling IN action: #<VagrantPlugins::LoginCommand::AddAuthentication:0x2a66e28>
DEBUG client: No authentication token in environment or C:/Users/Shaun/.vagrant.d/data/vagrant_login_token
 INFO warden: Calling OUT action: #<VagrantPlugins::LoginCommand::AddAuthentication:0x2a66e28>
 INFO box_add: Downloading box: https://atlas.hashicorp.com/laravel/homestead => C:/Users/Shaun/.vagrant.d/tmp/box2c527367cbd962f514f8dee4922cc67a61b5c0d2
 INFO downloader: HEAD: https://atlas.hashicorp.com/laravel/homestead
 INFO subprocess: Starting process: ["C:\\HashiCorp\\Vagrant\\embedded\\bin/curl.EXE", "-I", "-q", "--fail", "--location", "--max-redirs", "10", "--user-agent", "Vagrant/1.8.1 (+https://www.vagrantup.com; ruby2.2.3)", "--continue-at", "-", "-H", "Accept: application/json", "https://atlas.hashicorp.com/laravel/homestead"]
DEBUG subprocess: Selecting on IO
DEBUG subprocess: Waiting for process to exit. Remaining to timeout: 32000
DEBUG subprocess: Exit status: 3221225781
 WARN downloader: Downloader exit code: 3221225781
ERROR warden: Error occurred: The box 'laravel/homestead' could not be found or
could not be accessed in the remote catalog. If this is a private
box on HashiCorp's Atlas, please verify you're logged in via
`vagrant login`. Also, please double-check the name. The expanded
URL and error message are shown below:

URL: ["https://atlas.hashicorp.com/laravel/homestead"]
Error:
 INFO warden: Beginning recovery process...
 INFO warden: Recovery complete.
 INFO environment: Running hook: environment_unload
 INFO runner: Preparing hooks for middleware sequence...
 INFO runner: 1 hooks defined.
 INFO runner: Running action: environment_unload #<Vagrant::Action::Builder:0x45f7db8>
ERROR vagrant: Vagrant experienced an error! Details:
ERROR vagrant: #<Vagrant::Errors::BoxAddShortNotFound: The box 'laravel/homestead' could not be found or
could not be accessed in the remote catalog. If this is a private
box on HashiCorp's Atlas, please verify you're logged in via
`vagrant login`. Also, please double-check the name. The expanded
URL and error message are shown below:

URL: ["https://atlas.hashicorp.com/laravel/homestead"]
Error: >
ERROR vagrant: The box 'laravel/homestead' could not be found or
could not be accessed in the remote catalog. If this is a private
box on HashiCorp's Atlas, please verify you're logged in via
`vagrant login`. Also, please double-check the name. The expanded
URL and error message are shown below:

URL: ["https://atlas.hashicorp.com/laravel/homestead"]
Error:
ERROR vagrant: C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builtin/box_add.rb:89:in `call'
C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/warden.rb:34:in `call'
C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/builder.rb:116:in `call'
C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/runner.rb:66:in `block in run'
C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/util/busy.rb:19:in `busy'
C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/action/runner.rb:66:in `run'
C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/commands/box/command/add.rb:78:in `execute'
C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/plugins/commands/box/command/root.rb:61:in `execute'
C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/cli.rb:42:in `execute'
C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/lib/vagrant/environment.rb:302:in `cli'
C:/HashiCorp/Vagrant/embedded/gems/gems/vagrant-1.8.1/bin/vagrant:174:in `<main>'
 INFO interface: error: The box 'laravel/homestead' could not be found or
could not be accessed in the remote catalog. If this is a private
box on HashiCorp's Atlas, please verify you're logged in via
`vagrant login`. Also, please double-check the name. The expanded
URL and error message are shown below:

URL: ["https://atlas.hashicorp.com/laravel/homestead"]
Error:
The box 'laravel/homestead' could not be found or
could not be accessed in the remote catalog. If this is a private
box on HashiCorp's Atlas, please verify you're logged in via
`vagrant login`. Also, please double-check the name. The expanded
URL and error message are shown below:

URL: ["https://atlas.hashicorp.com/laravel/homestead"]
Error:
 INFO interface: Machine: error-exit ["Vagrant::Errors::BoxAddShortNotFound", "The box 'laravel/homestead' could not be found or\ncould not be accessed in the remote catalog. If this is a private\nbox on HashiCorp's Atlas, please verify you're logged in via\n`vagrant login`. Also, please double-check the name. The expanded\nURL and error message are shown below:\n\nURL: [\"https://atlas.hashicorp.com/laravel/homestead\"]\nError: "]