Subject: Returned mail: see transcript for details

From: Mail Delivery Subsystem <[email-masked]>
Date: Fri, 24 Oct 2008 10:32:55 +0200

The original message was received at Fri, 24 Oct 2008 10:27:32 +0200
from rumowd10119n02.ww600.siemens.net [163.242.196.182]

   ----- The following addresses had permanent fatal errors -----
<[email-masked]>
    (reason: 554 5.4.6 Too many hops)

   ----- Transcript of session follows -----
554 5.4.6 Too many hops 26 (25 max): from <[email-masked]> via localhost, to <[email-masked]>