[87092] in North American Network Operators' Group
Re: blocking unallocated subnets
daemon@ATHENA.MIT.EDU (Jon Lewis)
Fri Dec 2 14:53:54 2005
Date: Fri, 2 Dec 2005 14:53:25 -0500 (EST)
From: Jon Lewis <jlewis@lewis.org>
To: "John S. Bucy" <bucy@gloop.org>
Cc: nanog@merit.edu
In-Reply-To: <20051202194552.GD7984@tellurium.club.cc.cmu.edu>
Errors-To: owner-nanog@merit.edu
On Fri, 2 Dec 2005, John S. Bucy wrote:
> I work for a large email provider and we've run into trouble
> delivering mail to certain sites after bringing up new servers in a
> recently allocated subnet of 72/8. Apparently, some folks decided it
> would be a good policy to protect their nameservers from ddos attacks
> to silently drop requests from unallocated subnets. So they obtained
> a list of subnets at some point in the past, deployed it and then
> never updated it.
Welcome to 2002. Have a look at http://69box.atlantic.net/
----------------------------------------------------------------------
Jon Lewis | I route
Senior Network Engineer | therefore you are
Atlantic Net |
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