Only 5x IPv4 /8 remaining at IANA

Thu Oct 21 19:33:46 UTC 2010

 On 10/21/2010 09:25 PM, George Bonser wrote:
>> However, consider the fact that there will be v6 only hosts popping up
>> after IANA/RIR/ISP exhaustion. There will be new entrants in the
> public
>> internet space that cannot obtain v4 addresses and will be reachable
>> via v6
>> only ...
> Yep, you can't do NAT64 if you don't have "4".  But that said, just
> because ARIN is exhausted doesn't mean PA space is exhausted so there
> will be addresses available though it will be tight.
>
>
That is exactly what the last 5 /8's are for as I understand it.

The last 5 /8's will be allocated to each RIR immediately and I
think by now every RIR has a policy for that last /8 which pretty
much says: only for transitional purposes