Undelivered Mail Returned to Sender

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                   The mail system

<info at erfurt.freifunk.net>: host vela.uberspace.de[95.143.172.192] said: 550
    User not found; (in reply to MAIL FROM command)
-------------- nächster Teil --------------
Eine eingebundene Nachricht wurde abgetrennt...
Von: "info at erfurt.freifunk.net" <info at erfurt.freifunk.net>
Betreff: ?? ???????? ?????? ? ???????
Datum: Thu, 1 Dec 2016 07:03:32 +0600
Größe: 10775
URL: <http://lists.freifunk.net/pipermail/erfurt-freifunk.net/attachments/20161130/29f4a808/attachment.mht>