Re: block emails which pretend to originate from my domain

[Wietse Venema]

@lbutlr:
> On Nov 18, 2016, at 4:12 AM, Allen Coates <znab...@cidercounty.org.uk> =
> wrote:
> >    example.com    REJECT
> >    12.34.56.78    REJECT
> 
> It=E2=80=99s bad form to use someone else=E2=80=99s IP (or domain) as an =
> example.
> 
> 12.34.56.789 is a much better sample IP since it=E2=80=99s invalid.

In examples, use an unrouted network such as 192.168.0.0/16 or 10.0.00/8.

        Wietse