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comcast ipv6 PTR
- Subject: comcast ipv6 PTR
- From: Jason_Livingood at cable.comcast.com (Livingood, Jason)
- Date: Wed, 9 Oct 2013 17:56:08 +0000
- In-reply-to: <[email protected]>
On 10/9/13 12:59 PM, "Paul Ferguson" <fergdawgster at mykolab.com> wrote:
>That's not necessarily true -- some (very large) organizations using
>DMARC will reject mail from hosts without a PTR record.
True, but a residential customer with a cable modem bootfile that blocks
port 25 wouldn't find that an issue.
Jason