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Re: [ietf-smtp] Dombox - A Zero Spam Mail System

2019-10-06 13:18:58
On Sunday 6 October 2019 16:34:37 CEST, Keith Moore wrote:
I can't find any justification at all for ever using the UTF-8 form of an IDN in EHLO. IMO it should be a MUST NOT.

It is a MUST NOT.

IMO it also is a bug magnet, and it's best to step out of its way by using all-ASCII server names both in EHLO and in Received fields. I might be wrong, of course.


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