[dkim-milter-discuss] DKIM Verification failed on gmail and others

[Pablo G. M. <ma...@gm...>]

Hi, I just configured my email server to Sign outgoing mail with
dkim-milter 2.83.
When I send a mail to gmail I get :

dkim=neutral (bad format) header.i=@zonacitas.com


this is my test email source:

Delivered-To: ma...@gm...
Received: by 10.231.139.151 with SMTP id e23cs183650ibu;
        Mon, 27 Sep 2010 15:49:22 -0700 (PDT)
Received: by 10.150.69.20 with SMTP id r20mr9930730yba.304.1285627762101;
        Mon, 27 Sep 2010 15:49:22 -0700 (PDT)
Return-Path: <pg...@zo...>
Received: from mail05.dridco.com (mail05.dridco.com [190.221.0.26])
        by mx.google.com with ESMTP id q21si12805497ybk.55.2010.09.27.15.49.20;
        Mon, 27 Sep 2010 15:49:21 -0700 (PDT)
Received-SPF: pass (google.com: domain of pg...@zo...
designates 190.221.0.26 as permitted sender) client-ip=190.221.0.26;
Authentication-Results: mx.google.com; spf=pass (google.com: domain of
pg...@zo... designates 190.221.0.26 as permitted sender)
smtp.mail=pg...@zo...; dkim=neutral (bad format)
header.i=@zonacitas.com
Received: from pgarcia.deremate.bue (unknown [10.152.0.17])
	by mail05.dridco.com (Postfix) with ESMTP id E1859194002
	for <ma...@gm...>; Mon, 27 Sep 2010 19:49:19 -0300 (GMT+3)
X-DKIM: Sendmail DKIM Filter v2.8.3 mail05.dridco.com E1859194002
DKIM-Signature: v=1; a=rsa-sha1; c=simple/simple; d=zonacitas.com; s=alpha;
	t=1285627759; bh=cr0mRUeJkUDN5bf6L5umjQzQKc8=;
	h=Message-ID:Date:From:MIME-Version:To:Subject:Content-Type:
	 Content-Transfer-Encoding;
	b=vRKWUN8dkcIByLvJVqPomEs8RHq+e0dswSM3s5KiG7Q4CPO3hIaiKWLYLnHfvpxG3
	 phY14WkRMEE3GADQNyjz5FY1y5xd5w8U/OZ07pn2GWRP/NCERTE93VxnLSl1gNCezI
	 w+sUV1g8fffgP0CknP3L3xPlOFxNxCBtpS0v8ETQ=
Message-ID: <4CA...@zo...>
Date: Mon, 27 Sep 2010 19:49:19 -0300
From: Pablo <pg...@zo...>
User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.9)
Gecko/20100921 Fedora/3.1.4-1.fc13 Thunderbird/3.1.4
MIME-Version: 1.0
To: ma...@gm...
Subject: prueba de envio a gmail
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit

  esta es una prueba


I created the DNS records

 dig alpha._domainkey.zonacitas.com TXT @ns1.indisa.com.ar

; <<>> DiG 9.7.1-P2-RedHat-9.7.1-2.P2.fc13 <<>>
alpha._domainkey.zonacitas.com TXT @ns1.indisa.com.ar
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 24534
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;alpha._domainkey.zonacitas.com.	IN	TXT

;; ANSWER SECTION:
alpha._domainkey.zonacitas.com.	3600 IN	TXT	"v=DKIM1\; g=*\; k=rsa\;
p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDF6Uo/VocM2tZyvk4c4l+bcTU05tSkUmiNaKWvCPR1pvjXKB1rXj7T8gHg2WVN8X3kOZYbhbDRCKzWoljGgpLXzohYcgN/faofFRncYWi1zyVhLwfR/abjPN1OPia6QyyTnBXxyET+oGWhnCdHk1hbLUia0zAK3uAmIg2EXhsVXQIDAQAB"

;; Query time: 1 msec
;; SERVER: 190.221.0.10#53(190.221.0.10)
;; WHEN: Mon Sep 27 20:11:13 2010
;; MSG SIZE  rcvd: 300


Any ideas ?

Thanks, Pablo