blacklisting not working

[http://dummy.us.eu.org/robert (Robert )]

*@yourfanbox.com is blacklisted.  Yet, noelleg (see below) continues to
receive the messages in her graymail.

Could you explain why?

 > From: "Sonic.net Support" <http://www.sonic.net/~support>
 > To: http://dummy.us.eu.org/noelleg
 > Subject: Sonic.net Graymail for Apr 22, 1 new messages for noelleg.
 > Date: Mon, 22 Apr 2013 00:16:01 -0700
 > 
 > The following new messages are being kept for you in your Graymail
 > box.  If you wish to have any of these messages delivered to your
 > Inbox or to whitelist any of the senders to assure future delivery,
 > please go to the Graymail management tool at
 > 
 >     https://members.sonic.net/email/graymail/
 > 
 >     From:                      Subject:                                     
 > 
 > 1   "ghost man" <fbNOREPLY@yo  ghost man shared some photos with you        
 > 
 > You can maintain your SpamAssassin preferences including turning off these
 > daily reports by using the SpamCan Email configuration tool in the Sonic.net
 > Membertools at https://members.sonic.net/email/spam/filtering/
 > 
 > Messages in your Graymail folder will automatically be deleted after 14
 > days or when there are more than 1000 messages.
 > 
 > --
 > Contact Support: http://www.sonic.net/~support | 707.522.1000
 > Copyright (C) 2008 Sonic.net All rights reserved.