Undelivered Mail Returned to Sender

[Mail Delivery System]

This is the Postfix program at host smtp31.telmex.net.br.

I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.

For further assistance, please send mail to <postmaster>

If you do so, please include this problem report. You can
delete your own text from the attached returned message.

			The Postfix program

<pkg-voip-maintainers at lists.alioth.debian.org>: host
    mail.alioth.debian.org[5.153.231.21] said: 550-policyd-weight said: Mail
    appeared to be SPAM or forged. Ask your 550-Mail/DNS-Administrator to
    correct HELO and DNS MX settings or to get 550 removed from DNSBLs; please
    relay via your ISP (lists.alioth.debian.org) (in reply to RCPT TO command)
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From: BSM<pkg-voip-maintainers at lists.alioth.debian.org>
Subject: Directorio Empresarial Mexicano
Date: 23 Aug 2016 07:01:27 -0500
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URL: <http://lists.alioth.debian.org/pipermail/pkg-voip-maintainers/attachments/20160813/c6d8ea84/attachment-0001.mht>