Understanding message headers

1. Source of an email (From address)
   
2. IP address/Server from which the email was sent
   
3. Detailed footprint path through which the email was transmitted
   
4. Message content
   

Web service providers

GMX mail

1. Login to your GMX mail account.
   
2. Open the message from your mailbox.
   
3. Click on the more information icon given at top right corner of the email.
   
4. The message details appear in Extended Header Information pop-up box.
   

Mail.com

1. Login to your Mail.com account.
   
2. Open the email from your mailbox.
   
3. Click on the more information icon given at top right corner of the email.
   
4. The message details appear in Extended Header Information pop-up box.
   

Yandex Mail

1. Login to your Yandex Mail account.
   
2. Open the email from your mailbox.
   
3. Click on the more at the top right corner of your message pane.
   
4. Select Message Headers option from the drop-down that appears.
   

Mail.ru

1. Login to your Mail.ru account.
   
2. Open the email from your mailbox.
   
3. Click on more icon given at top right corner of the message pane.
   
4. Select View Headers option from the drop-down that appears.
   

Inbox.lv

1. Login to your Inbox.lv account.
   
2. Open the email from your mailbox.
   
3. Click on the more at the top right corner of your message pane.
   
4. Select Message Source option from the drop-down that appears.
   

Rediffmail

1. Login to your Rediffmail account.
   
2. Open the email from your mailbox.
   
3. Click on See Details link that appears on right of To address.
   

Gmail

1. Login to your Gmail account.
   
2. Open the email from your mailbox.
   
3. Click on More button at the top right corner of the message pane.
   
4. Select Show Original option from the drop-down that appears.
   

Yahoo! Mail

1. Login to your Yahoo! Mail account.
   
2. Open the email from your mailbox.
   
3. Click on the more at the top right corner of your message pane.
   
4. Select View Raw Message option from the drop-down that appears.
   

Zoho Mail

It contains a parameter called Message ID, which is unique to each email. Message ID is important, when you contact our support team.

Microsoft 365 (Outlook on the Web/Hotmail/MSN)

1. Login to your Microsoft 365 account.
   
2. Click Outlook from the left panel to view your emails.
   
3. Select the email for which you want to view the header.
   
4. Click the More Actions (...) on the top left of your email.
   
   
5. Select View and click View message details to view the message header.
   
   

AOL

1. Login to your AOL Mail account.
   
2. Open the email from your mailbox.
   
3. Click on the more drop down in your message pane.
   
4. Select View Message Source option from the drop-down that appears.
   

Telekom (t-online.de)

1. Login to your Telekom (t-online.de)Mail account.
   
2. Open the email for which you need to see the message header.
   
3. Press the Alt Key and simultaneously click the left mouse button anywhere in your email window.
   
4. Select Message Headers option from the drop-down that appears.
   
5. The extended email header appears as a pop-up box.
   

BellSouth/AT&T Webmail

1. Login to your AT&T email account.
   
2. Open the email from your mailbox.
   
3. Click on the more at the top right corner of your message pane.
   
4. Select View Raw Message option from the drop-down that appears.
   

India.com

1. Login to your India.com account.
   
2. Open the email from your mailbox.
   
3. Click on the details that appear on the right of  From  address.
   
4. A separate details pop up box appears. Click on Show all details option which appears at the bottom of the pop-up box.
   

Desktop Email Clients

1. Apple Mail
   
2. Outlook 2019
   
3. Outlook 2016
4. Outlook 2010
   
5. Outlook 2007
   

Apple Mail

1. Open AppleMail.
   
2. Double-click to open the email message.
   
3. Choose View at the top menu and select Customize Toolbars.
   
4. Drag the All Headers or Long Headers icon into your toolbar and save changes.
   
5. Now, you can click on All Headers or Long Headers to the top of the toolbar.
   

Outlook 365

1. Open Outlook 365.
   
2. Select the email message for which you'd like to view the header.
   
3. Click the More Actions (...) on the top left of your email.
   
   
4. Select View and click View message details to view the message header.
   
   

Outlook 2016

1. Open Outlook 2010.
   
2. Select the email message for which you'd like to view the headers.
   
3. Click on File >> Properties.
   
4. The new window contains the headers.
   

Outlook 2007

1. Open Outlook2007.
   
2. Open the email message.
   
3. Under the Message tab, in the Options group, click on the Dialog Box Launcher icon.
   
4. In the Message Options dialog box, the headers appear in the Internet headers box.