Hi,
On 09/16/14 05:08, Murray S. Kucherawy wrote:
URL: https://www.rfc-editor.org/rfc/rfc7372.txt
This document registers code points to allow status codes to be
returned to an email client to indicate that a message is being
rejected or deferred specifically because of email
On Wed, Sep 17, 2014 at 1:43 AM, Sven Krohlas sven.kroh...@1und1.de wrote:
RFC 7372 proposes to use a 550 response code for reverse DNS auth
failures, see section 3.3.
Reverse DNS checks are usually done early in the connection (like IP
blocks) in the connection establishment stage of the
Hi,
On 09/16/14 05:08, Murray S. Kucherawy wrote:
URL: https://www.rfc-editor.org/rfc/rfc7372.txt
This document registers code points to allow status codes to be
returned to an email client to indicate that a message is being
rejected or deferred specifically because of email
