ipFamily := convertToV1IPFamily(netutils.IPFamilyOfCIDR(cidr))
		ipFamilyMap[ipFamily] = append(ipFamilyMap[ipFamily], cidr)
	}
	return ipFamilyMap
}

// GetIPFamilyFromIP Returns the IP family of ipStr, or IPFamilyUnknown if ipStr can't be parsed as an IP
func GetIPFamilyFromIP(ip net.IP) v1.IPFamily {
	return convertToV1IPFamily(netutils.IPFamilyOf(ip))
}

		ready := true
		if !isReady(serviceCIDR) || !serviceCIDR.DeletionTimestamp.IsZero() {
			ready = false
		}

		for _, cidr := range serviceCIDR.Spec.CIDRs {
			if c.ipFamily == api.IPFamily(convertToV1IPFamily(netutils.IPFamilyOfCIDRString(cidr))) {
				cidrsSet.Insert(cidr)
				cidrReady[cidr] = ready
			}
		}
	}

	// obtain the existing allocators and set the existing state
	treeSet := sets.New[string]()

	for _, cidr := range serviceCIDR.Spec.CIDRs {
		// get all the IPv4 addresses
		ipLabelSelector := labels.Set(map[string]string{
			networkingapiv1alpha1.LabelIPAddressFamily: string(convertToV1IPFamily(netutils.IPFamilyOfCIDRString(cidr))),
			networkingapiv1alpha1.LabelManagedBy:       ipallocator.ControllerName,
		}).AsSelectorPreValidated()
		ips, err := c.ipAddressLister.List(ipLabelSelector)
		if err != nil {