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

Florian Weimer <fw@deneb.enyo.de> Mon, 13 July 2009 08:11 UTC

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From: Florian Weimer <fw@deneb.enyo.de>
To: Ralf Weber <denic@eng.colt.net>
References: <C67B83C4.E855%Jason_Livingood@cable.comcast.com> <87ws6enw09.fsf@mid.deneb.enyo.de> <74DA3552-160F-4912-B8B4-FAD506B4D4D1@eng.colt.net>
Date: Mon, 13 Jul 2009 10:11:52 +0200
In-Reply-To: <74DA3552-160F-4912-B8B4-FAD506B4D4D1@eng.colt.net> (Ralf Weber's message of "Mon, 13 Jul 2009 08:12:30 +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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* Ralf Weber:

> That really is an issue and could be addressed, there are a lot of
> case where a A record for a domain doesn't exists, but one for
> www.domain does exist.

True, and some browser have code to deal with this.

> Question then would be how that rewrite should be presented. As a
> normal A answer or as CNAME referral which might be better as the
> underlying web server might not answer for the domain without www.

You can't create a CNAME alias to subdomain. And CNAMEs are not
type-specific, so this would obscure SOA/NS/etc. at the zone apex.

> That is not the intention and not what I read there. Diversion of
> powers is a concept that is not even common among "western
> democracies". The text tries to stay away from these political
> issues, and instead makes clear that the local law, goverenment or
> jurisdictions should be honored where appropriate.

Can't you omit this stuff altogether?