- The headers will appear next to the label Internet headers, at the bottom of the window. Tip: Highlight the information from that box, then use Ctrl+C to copy, and paste it into a Word document or Notepad to see the entire header. If, for some reason, the above steps fail, please contact HostPapa Support for further assistance.
- To find the email headers in Outlookfor Mac is pretty straight forward and on a very easy to get location. Simply just right click the email in question and click on “View Source“. Now lets take a look at the Sourcefile information and where this “Veeam” marketing mail is coming from.
Information about X-Auto-Response-Suppress header is practically non-existent. All we have from official sources is this mysterious MSDN page, which doesn't explain its purpose. After some digging, I found out that this header is used only by Microsoft Exchange and it's purpose is to prevent other Exchange servers from sending auto-replies in.
If you need to send the information in the full headers of an email message (to report possible phishing or spam, for example):
- Follow the appropriate instructions below to first display the message headers.
- Microsoft Outlook for Windows: Double-click the message to open it in a new window. Select the File tab, and then, at the bottom, click Properties. The data is next to Internet headers.
- Outlook Web App (OWA): Double-click the message to open it. Click the More actions icon (three dots near the top right), and then click View Message Details.
- Outlook Web App (OWA) in Exchange Online: Click the More actions icon (three dots near the top right), click View, and then click View Message Details.
- Mail (Microsoft Store App): The Windows 10 Mail client is lightweight and not fully featured. Viewing email headers in Mail is not possible at this time.
- Outlook for macOS: In your Inbox (or other folder), right-click or
control-click the message, and then select View Source. - Thunderbird (Windows, macOS): Click View, select Headers, and then choose All.
- Mail (macOS): With the message selected, from the View menu, select Message, and then select either All Headers or Long Headers.
- Gmail at IU: See Trace an email with its full headers.
- Copy and paste that information into the email message you wish to send.
How To Get Header Information On Outlook For Mac Catalina
For information about reporting spam and phishing scams, see If you receive spam.