for _, ip := range addresses {
		ips = append(ips, ip)
	}

	return ips, nil
}

// ContainsIPv4Loopback returns true if npa's CIDRs contain an IPv4 loopback address.
func (npa *NodePortAddresses) ContainsIPv4Loopback() bool {
	return npa.containsIPv4Loopback