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| Line 20: | Line 20: | ||
You may ask: when I send mails I do not add any header. What is mail header? Where do they come from? How can I read headers to understand what is written there? | You may ask: when I send mails I do not add any header. What is mail header? Where do they come from? How can I read headers to understand what is written there? | ||
| − | Here's an example of a message header for an email sent from ''MrBrown@ | + | Here's an example of a message header for an email sent from ''MrBrown@myidealhost.com'' to ''MrBlack@myidealhost.com''. We'll let you know how to read headers: |
| − | Delivered-To: MrBlack@ | + | Delivered-To: MrBlack@myidealhost.com |
Received: by 10.36.81.3 with SMTP1 id e3cs239nzb; | Received: by 10.36.81.3 with SMTP1 id e3cs239nzb; | ||
Tue, 29 Mar 2005 15:11:47 -0800 (PST) | Tue, 29 Mar 2005 15:11:47 -0800 (PST) | ||
Return-Path: | Return-Path: | ||
| − | Received: from mail. | + | Received: from mail.myidealhost.com |
| − | (mail. | + | (mail.myidealhost.com [111.111.11.111]) |
| − | by mx. | + | by mx.myidealhost.com with SMTP |
id h19si826631rnb.2005.03.29.15.11.46; | 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. | + | Message-ID: <20050329231145.62086.mail@mail.myidealhost.com> |
| − | Received: from [11.11.111.111] by mail. | + | Received: from [11.11.111.111] by mail.myidealhost.com via HTTP; |
Tue, 29 Mar 2005 15:11:45 PST | Tue, 29 Mar 2005 15:11:45 PST | ||
| Line 49: | Line 49: | ||
To: Mr Black | To: Mr Black | ||
| − | ''Mr. Brown sends email through his email provider, mail. | + | ''Mr. Brown sends email through his email provider, mail.myidealhost.com'' |
| − | Message-ID: <20050329231145.62086.mail@mail. | + | Message-ID: <20050329231145.62086.mail@mail.myidealhost.com> |
| − | Received: from [11.11.111.111] by mail. | + | Received: from [11.11.111.111] by mail.myidealhost.com via HTTP; |
Tue, 29 Mar 2005 15:11:45 PST | Tue, 29 Mar 2005 15:11:45 PST | ||
''When the message transfers from Mr. Brown's email provider to Mr. Black's example address'' | ''When the message transfers from Mr. Brown's email provider to Mr. Black's example address'' | ||
| − | Delivered-To: MrBlack@ | + | Delivered-To: MrBlack@myidealhost.com |
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) | ||
| − | Return-Path: MrBrown@ | + | Return-Path: MrBrown@myidealhost.com |
| − | Received: from mail. | + | Received: from mail.myidealhost.com (mail.myidealhost.com |
([111.111.11.111]) | ([111.111.11.111]) | ||
| − | by mx. | + | by mx.myidealhost.com with SMTP id h19si826631rnb; |
Tue, 29 Mar 2005 15:11:47 -0800 (PST) | Tue, 29 Mar 2005 15:11:47 -0800 (PST) | ||
| Line 69: | Line 69: | ||
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@ | + | Delivered-To: MrBlack@myidealhost.com |
''The email address the message will be delivered to.'' | ''The email address the message will be delivered to.'' | ||
| Line 82: | Line 82: | ||
''The address from which the message was sent.'' | ''The address from which the message was sent.'' | ||
| − | Received: from mail. | + | Received: from mail.myidealhost.com |
| − | (mail. | + | (mail.myidealhost.com [111.111.11.111]) |
| − | by mx. | + | by mx.myidealhost.com with SMTP |
id h19si826631rnb.2005.03.29.15.11.46; | 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. | + | ''The message was received from mail.myidealhost.com, by a example server on March 29, 2005 at approximately 3 pm.'' |
| − | Message-ID: 20050329231145.62086.mail@mail. | + | Message-ID: 20050329231145.62086.mail@mail.myidealhost.com |
| − | ''A unique number assigned by mail. | + | ''A unique number assigned by mail.myidealhost.com to identify the message.'' |
| − | Received: from [11.11.111.111] by mail. | + | Received: from [11.11.111.111] by mail.myidealhost.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. | + | ''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.myidealhost.com.'' |
Date: Tue, 29 Mar 2005 15:11:45 -0800 (PST) | Date: Tue, 29 Mar 2005 15:11:45 -0800 (PST) | ||
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