Things You'll Need:
- A Computer
- Internet access
- Microsoft Outlook with email accounts set-up
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Step 1
Open Microsoft Outlook and find a suspicious email that you would like to trace.
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Step 2
Highlight the email, right click on the email, and select “Options.”
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Step 3
At the bottom of the options box you will find a section marked “Internet Headers.” Scroll to the bottom of the section and then slowly scroll upwards until you find something that says “Received: from (sender’s IP address).” The IP address will be a series of numbers and dots, such as 68.172.145.12.
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Step 4
Highlight the IP address from this section and then select “Copy” or you can write down the address.
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Step 5
Open your internet browser and go to the ARIN (American Registry for Internet Numbers) website. On the front page of the website there will be a box and a clickable button, labeled “Search WHOIS.”
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Step 6
Enter the IP address from the email into the box and click the “Search WHOIS” button. The website will run a search on the IP address that you have given them and give you the results of where the IP address originated from, who hosts the address and other registration information.
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Step 7
If you want more information on the IP address you can then try to contact the address host via the phone number listed.








