[AusNOG] Less than 10% of IPv4 Addresses Remain Unallocated

[Noel Butler]

On Tue, 2010-01-19 at 23:16 -0800, Scott Howard wrote:

> Not that I disagree with what they are trying to achieve here, but the
> math here is a bit iffy, depending on what you consider as
> "available".
> 
> Personally I'd consider the "available" address to be 1/8 through
> 223/8, probably excluding 127/8, and possibly even excluding the
> various RFC1918 blocks.
> 
> At most that gives 223 /8's, probably closer to 221.
> 
> Based on
> http://www.iana.org/assignments/ipv4-address-space/ipv4-address-space.xhtml, there are a total of 24 /8's still unallocated by IANA.  Even then it's a matter of who's perspective you look at - 1/8 and 27/8 are "allocated" from IANA's perspective, but I'm presuming they are completely unallocated from APNIC's perspective.
> 
> So IMHO we're not down to 10% yet, but of course to a certain extent
> the difference between 10% and even 15% isn't that significant...
> 


Yep, and I still stand by at _LEAST_ 2015 before we seriously get close
to looking like running out of ipv4, maybe longer than that.
There's around 400 million IP's stilll up for grabs.



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