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Date:      Mon, 06 Mar 2017 14:53:19 -0500
From:      Quartz <quartz@sneakertech.com>
To:        freebsd-questions@freebsd.org
Subject:   Re: Off topic: smtp HELO question
Message-ID:  <58BDBE2F.90207@sneakertech.com>
In-Reply-To: <20170306184357.60de652b@gumby.homeunix.com>
References:  <58BD94BD.9020405@sneakertech.com> <1350d47b-5723-5171-3cd9-27e9b02aeb8b@FreeBSD.org> <58BD9DC2.9020802@sneakertech.com> <20170306184357.60de652b@gumby.homeunix.com>

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>> I do use TLS, but what I'm trying to debug is not so much that the
>> email service *I* use checks, but that the final receiving server
>> scans through the headers and flags anything with a NAT address.
>
>
> It's probably not that. I suggest you try:
>
>   https://www.mail-tester.com/
>
> it may reveal what the problem is, unless it's just a BOFH on the
> receiving end doing something very odd.

I get a 7/10 (apparently because I never set a SPF to hook my mail 
service to my domain?).



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