Small query on distribution lists

Patrick O'Callaghan pocallaghan at
Sun Aug 1 13:59:48 UTC 2010

On Sun, 2010-08-01 at 15:20 +0930, Tim wrote:
> Tim:
> >> Write it to the list address, & CC or BCC it to the list of
> >> addresses?
> Bruno Wolff III:
> > A cute trick is to use an empty list for the To header and bcc the
> > recipients.
> That doesn't always work, though it really should.  I have seen some
> mail servers that refuse mail without a valid TO address.  Probably an
> ISP doing some ill-considered anti-spam technique.

I've seen people put their own address in the To: field. I've also seen
fake addresses there (e.g. aaaa at aaaa) but that might be blocked by the
ISP of course.


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