Re: [exim4] mixed up about terminology
On 10/13/2014 9:49 AM, Mark Carroll wrote:
> Jerry Stuckle <jstuckle@attglobal.net> writes:
>
>> On 10/13/2014 8:18 AM, Erwan David wrote:
> (snip)
>>> That's an error and completely idiot : big service provider use
>>> different MTAs for inbound (with MX records pointing to them) and
>>> outbound email.
>>
>> Which ones? Specific names, please.
>
> For instance, legitimate mail I received this morning was sent by
> mail-ig0-f169.google.com [209.85.213.169] which has only an A record.
>
> Incidentally, I tend to find that these providers tend to be those who
> have a pool of outgoing MTA hosts such that a retry attempt for the same
> message comes from a different IP.
>
> -- Mark
>
>
Ok, I should have corrected myself. They can have MX or A records. But
legitimate users will have one or the other.
Jerry
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