Greylisting

[RW]

On Thu, 24 Aug 2017 09:49:45 -0400
David Rosenstrauch wrote:

> I've been a member of this list for years.  But I recently had an
> email to the list rejected due to greylisting:
> 
> <xfce at xfce.org>: host mail.xfce.org[138.48.2.106] said: 450 4.7.1
>      <xfce at xfce.org>: Recipient address rejected: Greylisted for 5 
> minutes (in
>      reply to RCPT TO command)
> 
> Any idea what's going on here?  I thought that greylisting simply 
> delayed emails, not rejected them.  (BTW, my email provider is 
> Dreamhost.)

It wasn't rejected, it just used the word "rejected", 450 is a
temporary error.