Originally Posted by krpjr

For all the non geeks out there, you can check the email header, which allows you to trace ips. Also, it is always important to check domain names as well because scammers will have domain names such as americanexpress.axp.biz but that is just a subdomain name, however, it looks legit to the regular consumer.

You can always do a reverse lookup on ip addresses and domain names.

Hope this helps.

Cheers,
krpjr