Why you get so many “Returned mail: User unknown” emails為什麼你這麼多“海歸郵箱:用戶身份不明”的電子郵件

by Ross McKillop on July 11, 2006 羅斯麥奇洛 2006七月11

電子郵件

If you send an email to someone and accidentally mis-typed their address, you will often get a message back that states your email couldn’t be delivered.如果您發送電子郵件至某人不小心誤輸入自己的地址,你會經常回來的消息,指出您的電子郵件無法交付。 But why do you get these “bounce back” messages regarding emails that you never sent in the first place?但是,你為什麼讓這些“反彈”的郵件有關的電子郵件,你絕對不會發送擺在首位? For the answer, read on ..要知道答案,閱讀..

The subject of these “bounced” messages is often similar to:主題這些“反彈”的訊息往往是相似的:

Returned mail: User unknown 返回郵箱:用戶未知
Returned mail: see transcript for details 返回信箱:全文見詳情
Returned mail: delivery problems encountered 返回信箱:交付遇到的問題
Mail Delivery Problem 郵件投遞問題
Delivery Status Notification 傳遞狀態通知

The body of the message may be similar to the following:該機構的信息可能是類似於以下內容:

—– The following addresses had permanent fatal errors —– -下面的地址有永久致命錯誤-

< jdoe@email.com > “ jdoe@email.com ”
(reason: 550 5.1.1 < jdoe@email.com >… User unknown) (原因: 550 5.1.1 “ jdoe@email.com ” ...用戶未知)

There are various reasons why these types of emails are coming into your Inbox but the most likely reasons are:有各種原因,這些類型的電子郵件進入您的收件箱,但最可能的原因是:

  • Someone has “spoofed” your email address, making it look like the email originally came from you.有人“欺騙”您的電子郵件地址,使它看起來像原來的電子郵件來自你。 This is a popular tactic that spammers use to send their spam emails.這是一個流行的戰術,垃圾郵件發送者用來發送垃圾郵件。 If any of the spam messages are sent to an address that doesn’t exist, the email is bounced back to your account, since the spammer made it appear as though the email originated from you.如果其中任何一個垃圾郵件發送到一個不存在的地址,電子郵件被退回您的帳戶,因為垃圾郵件發送者,似乎好像電子郵件源於你。 In these cases, there is not much you can do to completely eliminate the problem because the spammer has simply guessed your email address and has inserted it into the From: field, making it look like these emails are coming from you.在這種情況下,沒有多少可以完全消除這個問題,因為垃圾郵件發送者也只是猜測您的電子郵件地址,並插入到發件人:領域,使其看起來像這些電子郵件都來自你。 The best thing to do if you are receiving these types of emails is to flag the message as spam and move on.生命中最好的事情如果你是接收這些類型的電子郵件是國旗的郵件當作垃圾郵件,繼續前進。
  • Another possible reason for getting these emails is that a virus and/or worm may have infected your system.另一個可能的原因得到這些電子郵件是病毒和/或病毒可能已感染您的系統。 Make sure to update your anti-virus and firewall software and run a full system scan.請務必更新您的反病毒和防火牆軟件,並運行一個完整的系統掃描。 If you do not have an anti-virus or firewall program installed on your computer, you can如果您沒有防病毒或防火牆程序在計算機上安裝,您可以 check to see if your ISP offers free or discounted security software請檢查您的ISP提供免費或折扣的安全軟件 .
  • If you’re certain that your PC does not have a virus, another possible scenario is that an email virus and/or worm may have infected one or more of your friends’ computers, and these people probably have your email address in their address book.如果你確信你的電腦沒有病毒,另一種可能的情況是,電子郵件病毒和/或蠕蟲病毒可能已經感染了您的一個或多個朋友的電腦,這些人可能有您的電子郵件地址的地址簿。 The virus tries to spread itself by sending messages to many other users, using the address book of the infected computer.該病毒試圖傳播自己的發送郵件到許多其他的用戶,使用地址簿被感染的計算機。 The virus/worm will often use a false address (yours) as the Reply-to: or From: address.該病毒/蠕蟲病毒通常會使用假地址(您)作為回复:或發件人:地址。 If any of the messages that the virus sends bounce back, you will receive that message.如果有任何的郵件,該病毒發送反彈,您將收到該郵件。
  • Related Posts: 相關文章:
  • Easy steps to preventing spam簡單的步驟,以防止垃圾郵件
  • Screenshot Simulation: Mail 2.x (OS X 10.4)畫面模擬:郵件伺服器( OS X的10.4 )
  • Setting Up Mail in OS X (Tiger) - POP version設置郵件在OS X的(老虎) -持久性有機污染物的版本
  • How to set up Mail 3.1 for email如何設置郵件的電子郵件3.1
  • How to avoid phishing scams如何避免網絡釣魚詐騙
  • Get Simple Help tutorials just like this one in your email inbox every day - for free!獲取簡單的幫助教程就這樣一個在您的電子郵件收件匣每一天-是免費的! Just enter your email address below:只要輸入您的電子郵件地址如下:

    You can always opt out of this email subscription at any time.您可以隨時退出這個郵件訂閱在任何時候。


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