[127312] in North American Network Operators' Group

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Re: Micro-allocation needed?

daemon@ATHENA.MIT.EDU (William Pitcock)
Mon Jun 21 17:35:59 2010

From: William Pitcock <nenolod@systeminplace.net>
To: Ask =?ISO-8859-1?Q?Bj=F8rn?= Hansen <ask@develooper.com>
In-Reply-To: <983AD7DA-8B21-4D3C-9C4E-B774B94FC919@develooper.com>
Date: Mon, 21 Jun 2010 16:34:59 -0500
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

On Mon, 2010-06-21 at 23:32 +0200, Ask Bjørn Hansen wrote:
> Hi everyone,
> 
> We're going to anycast a /24 for some DNS servers (and possibly another UDP based service)[1].
> 
> I see that ARIN are listing on https://www.arin.net/knowledge/ip_blocks.html the smallest allocations from each prefix.   Will we have trouble getting a /24 announced if we take it from a regular /20?

No, you can split up allocations as you want, provided you can prove you
own them.

Some providers however, won't announce anything smaller than a /24.

William




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