/27 the new /24

Justin M. Streiner streiner at cluebyfour.org
Fri Oct 2 20:05:49 UTC 2015

On Fri, 2 Oct 2015, Niels Bakker wrote:

> * tom at ninjabadger.net (Tom Hill) [Fri 02 Oct 2015, 18:34 CEST]:
>> Any RIR - or LIR - that considers allocating space in sizes smaller than a 
>> /24 (for the purpose of announcing to the DFZ) would do well to read this 
>> report from RIPE Labs:
>>  https://labs.ripe.net/Members/emileaben/has-the-routability-of-longer-than-24-prefixes-changed
>> tl;dr: it's still a bad idea to allocate smaller than a /24.
> RIPE has long allocated up to /29.  Not everybody needs addresses for the 
> Internet; some just need a guarantee of global uniqueness.

Right, but the OP's question seems to be pointed much more toward global 
reachability, not just global uniqueness.


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