On 31 Jul 2016, at 22:12, Benny Pedersen <m...@junc.eu> wrote:
i bet greylist is cough invalid mailservers at the doorstep, it could be that
postscreen is bad aswell ?
On 01.08.16 07:46, @lbutlr wrote:
Sure, if by “invalid” you mean Amazon, most banks, several airlines, large
mail services, and many many others.
Nearly any company with multiple mail servers will send mail from any of
their servers, and may retry from a different server than the initial
attempt, thus resetting the greylist.
while we're at it, I really don't understand why they do it like this.
what's the point behind changing IP address after each delivery attempt?
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