Marc Perkel wrote:
> Consider this. Suppose a host send email and their helo matches the host
> RDNS, and I store that. Then later a different host uses the same helo,
> but they have no RDNS or that are on a dynamic IP. Wouldn't that be a
> strong indicator of spam?
No, it would be an indicator that they have no RDNS or that are on a IP
from a range thought to be dynamic.
--
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