What is mail header?

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Line 27: Line 27:
 
  Received: from mail.example.com  
 
  Received: from mail.example.com  
 
  (mail.example.com [111.111.11.111])  
 
  (mail.example.com [111.111.11.111])  
  by mx.example.com with SMTP id h19si826631rnb.2005.03.29.15.11.46;  
+
  by mx.example.com with SMTP  
 +
id h19si826631rnb.2005.03.29.15.11.46;  
 
  Tue, 29 Mar 2005 15:11:47 -0800 (PST)
 
  Tue, 29 Mar 2005 15:11:47 -0800 (PST)
 
  Message-ID: <20050329231145.62086.mail@mail.example.com>
 
  Message-ID: <20050329231145.62086.mail@mail.example.com>
Line 67: Line 68:
 
Below is a description of each section of the email header:
 
Below is a description of each section of the email header:
  
    Delivered-To: MrBlack@example.com
+
Delivered-To: MrBlack@example.com
  
 
''The email address the message will be delivered to.''
 
''The email address the message will be delivered to.''
  
    Received: by 10.36.81.3 with SMTP id e3cs239nzb;
+
Received: by 10.36.81.3 with SMTP id e3cs239nzb;
    Tue, 29 Mar 2005 15:11:47 -0800 (PST)
+
Tue, 29 Mar 2005 15:11:47 -0800 (PST)
  
 
''The time the message reached example's servers.''
 
''The time the message reached example's servers.''
  
    Return-Path:
+
Return-Path:
  
 
''The address from which the message was sent.''
 
''The address from which the message was sent.''
  
    Received: from mail.example.com
+
Received: from mail.example.com
    (mail.example.com [111.111.11.111])
+
(mail.example.com [111.111.11.111])
    by mx.example.com with SMTP id h19si826631rnb.2005.03.29.15.11.46;
+
by mx.example.com with SMTP id h19si826631rnb.2005.03.29.15.11.46;
    Tue, 29 Mar 2005 15:11:47 -0800 (PST)
+
Tue, 29 Mar 2005 15:11:47 -0800 (PST)
  
 
''The message was received from mail.example.com, by a example server on March 29, 2005 at approximately 3 pm.''
 
''The message was received from mail.example.com, by a example server on March 29, 2005 at approximately 3 pm.''
  
    Message-ID: 20050329231145.62086.mail@mail.example.com
+
Message-ID: 20050329231145.62086.mail@mail.example.com
  
 
''A unique number assigned by mail.example.com to identify the message.''
 
''A unique number assigned by mail.example.com to identify the message.''
  
  Received: from [11.11.111.111] by mail.example.com via HTTP;
+
Received: from [11.11.111.111] by mail.example.com via HTTP;
  Tue, 29 Mar 2005 15:11:45 PST
+
Tue, 29 Mar 2005 15:11:45 PST
  
 
''Mr. Brown used an email composition program to write and send the mail message, and it was then received by the email servers of mail.example.com.''
 
''Mr. Brown used an email composition program to write and send the mail message, and it was then received by the email servers of mail.example.com.''

Revision as of 08:04, 18 November 2011

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