That's a bad assumption IMO. This is known as Variable Envelope Return
Path or VERP. It is used by many legitimate bulk mailers to properly
handle bounces for undeliverable messages so that they can automatically
remove bad addresses after so many failures. Some bulk mailers are of
course legitimate, and adding a filter for jus the "?" would
indiscriminately target VERP and not necessarily target the spam.
Matt
Paul Fuhrmeister wrote:
Here's the X-Declude-Sender in a spam message. It includes my domain name
and a "?":
X-Declude-Sender: [EMAIL PROTECTED]
[65.249.245.10]
How would one add weight if there's a "?" in the X-Declude-Sender? I assume
this is a valid test to add weight.
[EMAIL PROTECTED]
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