Off topic: smtp HELO question

Quartz quartz at
Mon Mar 6 19:53:21 UTC 2017

>> 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:
> 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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