Headers contain tracking information for an individual email, detailing the path a message took as it crossed mail servers. Select your webmail provider or email client below for instructions on finding headers for a message:

AOL: Log in to your AOL account. Open the message you'd like to view headers for. Click Details under the To field. The full headers will appear above the message text.

Apple Mail: Click on the appropriate message. Click the View menu, then choose Message and Long Headers. Copy all of the headers and paste them into a new e-mail to send to the requester.

Colonial Mail: Log into Colonial Mail. Open the message in question. On the "From" line, at the far right-hand side of the message window, you will see an arrow pointing to the right. Click on the arrow to view the full message header. To view return to viewing brief message headers, simply click on the same arrow (which will be pointing down). Highlight all the headers and the message and press ctrl-c to copy them all.

Elm: While viewing the message you wish to forward, press H to show full headers. Press S to save the message to a file, and then type any filename you like. Elm will then acknowledge the save and return you to the message index. Open a new email to the requester and insert the file you saved. (If you are using Emacs, the command is CTRL-X I. In Pico, the command it CTRL-R. In vi, the command is ESC:r "filename".) Then send the mail message.

Eudora: Eudora Light 1.5.2 or lower for the PC, 1.5.4 or lower for the Mac or Eudora Pro (lower than 2.0.2): In Light versions 1.5.2 and below for the PC, 1.5.4 and below for the Mac, or Pro 2.0.2 and below, you can view the full headers but the program will not forward them--you will have to cut and paste the headers. Select Special from the menu bar, and then Settings from the menu given. Scroll down until you see Fonts & Display, and click on that item. From the list of settings that appears on the right side of the dialogue box, click on the box next to Show all headers (even the ugly ones). An X should appear in the box. Click on the OK button to save the settings. Now, when you view a message, the full headers will be visible. To include them in mail you send out, highlight the lines with your mouse, and select Copy from the Edit menu; then, while composing your outgoing message, select Paste from the Edit menu. Eudora Light (1.5.4 for Windows): Follow the instructions above for 1.5.2, but for step 1, select Options from the Tools menu. Eudora Light or Pro (3.0 and newer): While viewing a message, you will see a button that says "Blah blah blah" (no, really!) in the upper left-hand corner of the message window. Click it to turn on full headers. While the full headers are visible, just forward the message; they will be reproduced in the outgoing mail.

Excite Webmail: Log in to your Excite account. Open the message you'd like to view headers for. Click Mail Preferences in the top right corner, under your email address. On the the Mail Preferences page, click Account Preferences in the Personal section. 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.

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

Hotmail: Log in to your Hotmail account. Click Options next to the tabs. Select Mail from the left-side menu. Click Mail Display Settings. Under Message Headers, select Advanced. 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.

IncrediMail: Open IncrediMail. From your inbox, locate the message you'd like to view headers for. Right-click the message, and select Properties. Open the Details tab in the dialogue box. The full headers will appear in the dialogue box.

Lotus Notes: Version 4: Open the email, click on “Actions” then click on “Delivery Information.” Then select the Internet-style mail header information from the window that appears. Version 5: Look for the separator line that reads '——– Additional Header ——'. Select everything from that point until the next separator line that typically says ' ——– Routing Information ——'. Version 5 (alternate method): Open your inbox. Highlight the email message. Choose File -> Export. Type a filename, leaving the type as “Structured Text." Click Export from the dialog box, choose “Selected Documents," and click OK. Finally, open the message yso you can cut and paste the text.

Microsoft Exchange: Click the “File” menu. Click “Properties." Click the “Details” tab. Click “Message Source." Copy and paste everything from the “Message Source” window via Ctrl-A, Ctrl-C).

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

Mozilla: Open Mozilla. Open the message you'd like to view headers for. Click the View menu, and select Message Source. The full headers will appear in a new window.

Mutt: In older versions of Mutt, press h to view the headers, then f to forward the message. That's it! In newer versions of Mutt, your mime_forward variable must be unset. This is the default on most, but not all, systems. If forwarding a message does not put the full headers in the body, check that variable in your .muttrc.

Netscape: Netscape 3: In Netscape Mail, go to the Options menu and choose Show Headers. Then select All. When you return to the message, you'll see all the headers. Just forward the mail (as an attachment, which is the default). Netscape 4: Open Netscape 4. Click the View menu, and select Headers. Select All. The full headers will appear in the window below your inbox. Netscape Communicator: Go to the View menu. Select Headers. Choose All. Forward the message as an attachment.Netscape Webmail: Log in to your Netscape Webmail account. Open the message you'd like to view headers for. Click the yellow triangle in the gray header section (on the right side, under Next >). The full headers will appear above the message text.

Novell GroupWise: Open the message. In the message window select: File > Attachments > View. Select the Mime.822 attachment.

Opera: Open Opera. Click the message you'd like to view headers for so it displays in the window below your inbox. Click Display all headers, across from the To field. The full headers will appear in the window below.

Outlook 2003: Click on the appropriate message so that it is highlighted. Right click on this message. Pick Options from this menu. Copy all of the information in the box labeled Internet Headers. (Click once inside of this box and press ctrl+A to highlight everything, then copy.) Paste this information into a new email to the requester.

Outlook 2007: Click on the appropriate message so that it is highlighted. Right click on this message. Pick Message Options from this menu. Copy all of the information in the box labeled Internet Headers. (Click once inside of this box and press ctrl+A to highlight everything, then copy.) Paste this information into a new email to the requester.

Outlook Express: Double-click on the appropriate e-mail message. Select Properties from the File menu. Click on the Details tab. Copy all of the headers and paste them into a new e-mail to send to the requester.

Outlook Web Access (Internet Explorer): Double click on the appropriate message. Click on the icon labeled Message Details located to the left of the printer icon. Copy all of the information in the box labeled Internet Headers. (Click once inside of this box and press ctrl+A to highlight everything, then copy.) Paste this information into a new email to the requester.

Pine: From the Main Menu in Pine, press S for Setup, and then C for Configure. Move down through the list of options under feature-list until you reach enable-full-header-cmd. (The feature list is arranged alphabetically.) Press X to make an X appear in the box next to that option. Press E for Exit Config, and then Y for Yes when Pine asks if you wish to save the changes to your configuration. Now, whenever you want to forward a given message with full headers, you can press H while viewing the message (so that all headers appear on your screen), and then forward as usual.

Pegasus: While viewing a message, go to the Reader menu and select Show All Headers. Highlight the headers with the mouse and select Copy from the Edit menu; then, while composing your outgoing message, select Paste from the Edit menu.

Thunderbird: In Thunderbird, go to the View menu and select Headers, then All. Forward the message to the requester.

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

If your email software is not listed here, please submit a suggestion below.