mx selection order

Stephane Bortzmeyer bortzmeyer at
Wed Feb 23 09:56:13 UTC 2011

On Tue, Feb 22, 2011 at 04:37:03PM -0500,
 David Sparro <dsparro at> wrote 
 a message of 24 lines which said:

> it is up to the application how it will use the data.

MX records are only used by MTA and, no, it is NOT up to the MTA to
decide how to handle MX records, there is a standard for that, RFC
5321, section 5.1.

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