merkwürdige Mails

[Player]

@joe74:
Bei dem einen Mail stand:

Received: from unknown ([172.18.5.87]) (envelope-sender <>)
by qmail3.highway.telekom.at (qmail-ldap-1.03) with QMQP
for <>; 16 Apr 2004 12:24:48 -0000

Received: from m1486p016.adsl.highway.telekom.at (HELO computer.net) ([80.121.57.176]) (envelope-sender <3DSirJoe@gmx.at>)


etc.etc.

Beim anderen:

Received: from mkisp29-mgt (mkisp29-mgt.net.mobilkom.at [10.241.210.52])
by msgstore04.net.mobilkom.at

etc.

Kannst damit was anfangen ?