Me, too. I've received about 20 blank emails this month, all from
different IP addresses, and with these lines in common:

Sending client does not conform to RFC822 minimum requirements
Date has been added by Maillennium

I'm using Thunderbird.

Gordon Totty wrote:
> Here's one I've never seen before and it has me stumped.
>
> I use WinXP-Pro and MS Outlook.  Lately, I have started to receive
> what I call ghost e-mail, 1K mail that has no subject, sender,
> message, anything.  It is completely blank, but takes a line in my
> Inbox and indicates it has a size of 1K.
>
> What is your opinion of this?  ISP problem?  Software problem in my
> computer?  Some new tactic of spammers to verify mailing lists?  All
> of these thoughts have occured to me.
>
> Please advise of any remedial actions.  I got at least ten such
> "messages" today.
>
> Thanks.
>
> Gordon Totty
>
> The NOSPIN Group has added a new feature on our website, web based
> bulletinboard for questions and answers: Visit our sister website at
> http://nospin.com
>
>

        The NOSPIN Group has added a new feature on our website,
           web based bulletinboard for questions and answers:
              Visit our sister website at http://nospin.com