function isLocalIPv6Subnet(ip) {
    // Limit requests to GET_NETWORK_INTERFACES by checking for IP-Version first
    if (!isInSubnet.isIPv6(ip)) {
        return false;
    }

    // If a IPv6 subnet of the robot matches the origin IP, the request must come from the local network
    return !!Tools
        .GET_NETWORK_INTERFACES()
        .find(i => {
            return i.family === "IPv6" && isInSubnet.check(ip, i.cidr);
        });
}
@param {object} req
@param {object} res
@param {Function} next