From /var/log/maillog:

Jun 17 16:29:06 4839AVirt postfix/pickup[28208]: BA5B2B0063: uid=48 from=<laborconnect@australianlabor.com.au>
Jun 17 16:29:06 4839AVirt postfix/cleanup[28530]: BA5B2B0063: message-id=<20100617062906.BA5B2B0063@4839AVirt.localdomain>
Jun 17 16:29:06 4839AVirt postfix/qmgr[2113]: BA5B2B0063: from=<laborconnect@australianlabor.com.au>, size=1116, nrcpt=1 (queue active)
Jun 17 16:29:09 4839AVirt postfix/smtp[28532]: BA5B2B0063: to=<livetest03@mx.kynan.net.au>, relay=mx1b.backend.com[208.88.17.101]:25, delay=2.9, delays=0.05/0.01/0.94/1.9, dsn=2.0.0, status=sent (250 2.0.0 Ok: queued as 0E43A4A00FD)
Jun 17 16:29:09 4839AVirt postfix/qmgr[2113]: BA5B2B0063: removed

Message headers:

	From: 	kynan.hughes@mccann.com.au
	Subject: 	Please confirm your signature for the petition 'Stop Mr Abbott's plan to bring back Individual work contracts'.
	Date: 	17 June 2010 4:29:06 PM
	To: 	livetest03@mx.kynan.net.au
	Return-Path: 	<laborconnect@australianlabor.com.au>
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