return ancestor.Masked()
}

// prefixContainIP returns true if the given IP is contained with the prefix,
// is not the network address and also, if IPv4, is not the broadcast address.
// This is required because the Kubernetes allocators reserve these addresses
// so IPAddresses can not block deletion of this ranges.
func prefixContainIP(prefix netip.Prefix, ip netip.Addr) bool {

			ip:     netip.MustParseAddr("2001:db2:1:2:3::1"),
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			if got := prefixContainIP(tt.prefix, tt.ip); got != tt.want {
				t.Errorf("prefixContainIP() = %v, want %v", got, tt.want)
			}
		})
	}
}

func BenchmarkInsertUpdate(b *testing.B) {
	r := New[bool]()