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Re: [DNSOP] Review of draft-livingood-dns-redirect-00

Florian Weimer <fw@deneb.enyo.de> Sun, 12 July 2009 07:34 UTC

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From: Florian Weimer <fw@deneb.enyo.de>
To: Stephane Bortzmeyer <bortzmeyer@nic.fr>
References: <C67B83C4.E855%Jason_Livingood@cable.comcast.com> <20090710130527.GA17272@laperouse.bortzmeyer.org> <20090711123831.GA13111@laperouse.bortzmeyer.org>
Date: Sun, 12 Jul 2009 09:34:40 +0200
In-Reply-To: <20090711123831.GA13111@laperouse.bortzmeyer.org> (Stephane Bortzmeyer's message of "Sat, 11 Jul 2009 14:38:31 +0200")
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Cc: dnsop@ietf.org, "Livingood, Jason" <Jason_Livingood@cable.comcast.com>
Subject: Re: [DNSOP] Review of draft-livingood-dns-redirect-00
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* Stephane Bortzmeyer:

> Unless I'm wrong, the I-D about lying resolvers do not discuss the
> issue of zone cuts. 
>
> If I type www.doesnotexistatall.com (the SLD does not exist and so I
> should get a NXDOMAIN), I get the IP address of the ad Web server. If
> I type wwww.afnic.fr, I will get this IP address as well, since the
> QNAME does not exist (four 'w' instead of three) despite the fact that
> the SLD does exist.

This also interacts very badly the subdomain-based web trust model, so
it should be mentioned in the Security Considerations section.

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