如题，这是一件非常有意思的事，Google Alert也是Google自己的产品，现在居然有两封邮件被Gmail判定成了垃圾邮件。

如下图：

一开始我还以为是有高明的垃圾邮件伪装成Google快讯，赶紧打开邮件的Head信息。仔细查看后，发现这确实是Google Alert自动发出来的邮件。

摘录部分Head信息如下：

Delivered-To: sucirsxxxxxxxxx
Received: by 10.114.56.1 with SMTP id e1cs60505waa;
        Fri, 29 Feb 2008 07:25:03 -0800 (PST)
Received: by 10.140.207.3 with SMTP id e3mr6422437rvg.194.1204298694896;
        Fri, 29 Feb 2008 07:24:54 -0800 (PST)
Return-Path: <3wyPIRxQKB_YemmejcYjcprq-lmpcnjwemmejc.amkqsagpqrekYgj.amk@alerts.bounces.google.com>
Received: from an-out-0910.google.com (an-out-0910.google.com [209.85.132.187])
        by mx.google.com with ESMTP id i16si3366039wxd.30.2008.02.29.07.24.51;
        Fri, 29 Feb 2008 07:24:54 -0800 (PST)
Received-SPF: pass (google.com: domain of 3wyPIRxQKB_YemmejcYjcprq-lmpcnjwemmejc.amkqsagpqrekYgj.amk@alerts.bounces.google.com designates 209.85.132.187 as permitted sender) client-ip=209.85.132.187;
Authentication-Results: mx.google.com; spf=pass (google.com: domain of 3wyPIRxQKB_YemmejcYjcprq-lmpcnjwemmejc.amkqsagpqrekYgj.amk@alerts.bounces.google.com designates 209.85.132.187 as permitted sender) smtp.mail=3wyPIRxQKB_YemmejcYjcprq-lmpcnjwemmejc.amkqsagpqrekYgj.amk@alerts.bounces.google.com; dkim=pass (test mode) header.i=@google.com
Received: by an-out-0910.google.com with SMTP id c35so41795451ana.14
        for <sucirsxxxxxxxxx>; Fri, 29 Feb 2008 07:24:51 -0800 (PST)