[Tts-project] Mail delivery failed: returning message to sender

[Mail Delivery System]

This message was created automatically by mail delivery software.

A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

  tts-project at lists.alioth.debian.org
    host spam1.thewebhostserver.com [213.5.180.33]
    SMTP error from remote mail server after initial connection:
    421 Too many concurrent SMTP connections from this IP address; please try again later.:
    retry timeout exceeded
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From: Credit Mutuel
Subject: Carte de Clés expire, Confirmer pour renouveler  tts-project at lists.alioth.debian.org
Date: 23 Aug 2016 23:36:57 +0200
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