How to View Email Headers in Gmail ,Yahoo ,AOL ,Hotmail and others

Gmail
1. Login to Gmail.
2. Open the message you'd like to view headers for.
3. Click the down arrow next to Reply, at the top-right of the message pane.
4. Select Show original. The full headers will appear in a new window.

AOL
1. Login to AOL account.
2. Open the message you'd like to view headers for.
3. Click Details under the To field. The full headers will appear above the message text.

Excite Webmail
1. Log in to your Excite account.
2. Open the message you'd like to view headers for.
3. Click Mail Preferences in the top right corner, under your email address.
4. On the the Mail Preferences page, click Account Preferences in the Personal section.
5. Check the box next to Display headers, and then click Save.
The full headers for all of your messages will now be available. Return to your inbox, and open the message you'd like to view headers for.

Hotmail

1. Log in to your Hotmail account.
2. Click Options next to the tabs.
3. Select Mail from the left-side menu.
4. Click Mail Display Settings.
5. Under Message Headers, select Advanced.
6. Click OK.
The full headers for all of your messages will now be available. Return to your inbox, and open the message you'd like to view headers for.

Microsoft Internet Mail
1. Log in to your Microsoft Internet Mail account.
2. Open the message you'd like to view headers for.
3. Click the File menu, and select Properties.
4. Select the Details tab to display the full headers.
The full headers will appear above the message text.

Yahoo! Mail
1. Log in to your Yahoo! Mail account.
2. Open the message you'd like to view headers for.
3. Click Full Headers at the top of your message. The full headers will appear above the message text.