mailing list spam protection?

While I'm trying not to be paranoid of spam, I received 3 copies of this message, and it seemed suspicious. Is this a legit email? (I didn't know who else to ask besides the actual mailing list users) I included all the relevant headers... From - Tue Jul 20 10:49:01 2004 Return-Path: <root@tgpnexus.com> Received: (qmail 663 invoked from network); 20 Jul 2004 07:13:21 -0000 Received: from softdnserror (HELO tgpnexus.com) (66.17.150.83) by techfu.org with SMTP; 20 Jul 2004 07:13:21 -0000 Received: (from root@localhost) by tgpnexus.com (8.11.6/8.11.6) id i6K79I127056; Tue, 20 Jul 2004 03:09:18 -0400 Date: Tue, 20 Jul 2004 03:09:18 -0400 Message-Id: <200407200709.i6K79I127056@tgpnexus.com> Subject: IMPORTANT: Please Verify Your Message From: <php-general@lists.php.net> Reply-To: php-general@lists.php.net MIME-Version: 1.0 Content-type: text/html; charset=iso-8859-1 X-verify: request Hello brian@nerdlife.net , php-general@lists.php.net is currently protecting themselves from receiving junk mail using Spamcease Just this once, click the link below so I can receive your emails. You won't have to do this again. http://www.tgpwizards.com/spamcease2/verify.php?id=346542