Chris wrote: > When and what would SA place on the above tag? That shouldn't end up in your email. That's an internal pseudo-header. SA places the list of all trusted mail relays into it. That list is based on trusted_networks and SA's ability to parse your Received: headers.
X-Spam-Untrusted: Relays will have all the rest of the mailservers in it, the ones SA doesn't trust.
