[187830] in North American Network Operators' Group

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Re: messing with DNS, was Thank you, Comcast.

daemon@ATHENA.MIT.EDU (John Levine)
Fri Feb 26 13:15:52 2016

X-Original-To: nanog@nanog.org
Date: 26 Feb 2016 18:03:56 -0000
From: "John Levine" <johnl@iecc.com>
To: nanog@nanog.org
In-Reply-To: <CABidiTKfGQGKGO83O8fbzHmzuWCNmZ9bpPCU6zdTUbdyjH_4MA@mail.gmail.com>
Errors-To: nanog-bounces@nanog.org

>Every ISP I have felt with that messes with the DNS, has no valid opt-out
>other than using different DNS.  The opt-out they use is a HTTP cookie,
>which only works for web browsers.  It doesn't work for any other program.

T-W and I am fairly sure Comcast have per-customer opt-out from DNS
"enhancement".  T-W's is at http://dnssearch.rr.com/prefs.php

I still don't use their DNS caches, but that's not the reason.

R's,
John

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