In MS Outlook 2003 you can find the emails headers by:
- Open to full size the email from which you want to get the headers (double click it).
- Select ‘View’ and then ‘Options’ from the top menu.
- You should then be able to copy and paste from the ‘Internet Headers’ box.
In Mac Mail you can find the headers by:
- Selecting ‘View’, then ‘Message’ and then ‘Long Headers’ from the top menu.
- You should then be able to copy and paste the headers that are displayed.
In Horde web mail you can find the emails headers by:
- Open the email from which you want to get the headers.
- Beneath “Subject:” you will see the heading “Headers:” now click “Show All Headers”.
- You should then be able to copy and paste the headers that are displayed.


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