It's not actually a pure tracking site (anymore?).
Reported by Andrew on ijbswa-users@.
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# File : $Source: /cvsroot/ijbswa/current/default.action.master,v $
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-# $Id: default.action.master,v 1.312 2014/10/16 11:55:15 fabiankeil Exp $
+# $Id: default.action.master,v 1.313 2014/11/11 12:19:38 fabiankeil Exp $
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# Requires : This version requires Privoxy v3.0.11 or later due to
# syntax changes.
content.ipro.com
#MASTER# BLOCK-REFERRER: http://www.weatherbug.com/default.asp 10/05/06
.247realmedia.com
-#MASTER# BLOCK-REFERRER: http://www.samachar.com/ 10/05/06
-.sify.com
#MASTER# BLOCK-REFERRER: http://www.nbc4.com/news/2672416/detail.html 10/06/06
.searchignite.com
#MASTER# BLOCK-REFERRER: http://www.sdtimes.com/ 10/07/06