26 Feb
2016
26 Feb
'16
7:11 p.m.
On 2/26/16, 1:03 PM, "NANOG on behalf of John Levine" <nanog-bounces@nanog.org<mailto:nanog-bounces@nanog.org> on behalf of johnl@iecc.com<mailto:johnl@iecc.com>> wrote: 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. Comcast stopped doing NXDOMAIN redirection on January 10, 2012, a little more than 4 years ago. We did so when we completed our DNSSEC deployment. The relevant announcements can be found at: http://corporate.comcast.com/comcast-voices/comcast-completes-dnssec-deploym... and http://corporate.comcast.com/comcast-voices/comcast-domain-helper-shuts-down Regards Jason / Comcast