To determine whether a sender’s email address is real or spoofed, you need to look up the IP address in the full header.
Please follow the steps below to reveal the full header (steps for more platforms can be found at
Open the email and click the File tab.
Under the Info tab, click Properties.
Header information appears in the Internet headers box.
For Staff Email (HKUCC1 running on Microsoft Exchange):
Open the email message and click … (More actions button) > View message details.
For HKU Connect Email:
- Log in your HKU Connect account.
- Open the message you would like to view the header.
- Click the downward arrow next to Reply at the top of the message pane.
- Select Show Original.
The full header will appear in a new window.