ヘッダを読み読み

Return-Path: <>
Received: by (ISP のメールサーバ) with ESMTP
id <(省略@ISP のメールサーバ)>
for <(私のアドレス)>; Wed, 28 Jan 2004 22:25:16 +0900
Received: from ms2.zdnet.co.jp (ms2.itmedia.co.jp [219.101.193.3])
by (ISPのメールサーバ) with ESMTP id i0SDPFFE004286
for <(私のアドレス)>; Wed, 28 Jan 2004 22:25:15 +0900 (JST)
Received: by ms2.zdnet.co.jp (Postfix)
id B30DC2D69E; Wed, 28 Jan 2004 22:25:15 +0900 (JST)
Date: Wed, 28 Jan 2004 22:25:15 +0900 (JST)
From: MAILER-DAEMON@zdnet.co.jp (Mail Delivery System)
Subject: Undelivered Mail Returned to Sender
To: (私のアドレス)
MIME-Version: 1.0
Content-Type: multipart/report; report-type=delivery-status;
boundary="297802D704.1075296315/ms2.zdnet.co.jp"
Message-Id: <20040128132515.B30DC2D69E@ms2.zdnet.co.jp>

……えーっと、MyDoom って詐称系でしたっけ?