Performs a DNS lookup with dig

    CLI Example:

    .. code-block:: bash

        salt '*' network.dig archlinux.org

def dig(host):
    '''
    Performs a DNS lookup with dig

    CLI Example:

    .. code-block:: bash

        salt '*' network.dig archlinux.org
    '''
    cmd = 'dig {0}'.format(salt.utils.network.sanitize_host(host))
    return __salt__['cmd.run'](cmd)