Is Hotmail in the habit of ignoring MX records?

Tony Finch dot at
Thu Aug 2 16:04:54 UTC 2012

The relevant spec is RFC 5321 section 5.

f.anthony.n.finch  <dot at>

On 31 Jul 2012, at 03:27, Jimmy Hess <mysidia at> wrote:
> Aside from that RFC974 [Page 3] gives mailers significant leeway in
> deciding how to handle errors:

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