Why is it that when I send e-mail from home using the UnivMail web interface, the recipients receive the message in their spam folder?
The most likely cause is that the IP number being used have been put on one or more blacklists used by our University’s anti-spam product. The reason for this blacklisting is usually due to an infection on the machine turning that machine into a ‘spam-zombie’. This does NOT necessarily mean that your computer is currently infected although THAT is a *possibility*. If you perform a virus check on your computer with the latest virus definitions and it detects no viruses then it could be that whoever had your IP address before, was using an infected system and therefore that IP address was added to the blacklist. Internet service providers re-assigns IP addresses and you could have been given an IP address that once belong to an infected system. In this case, you will need to send an e-mail to brian@mcmaster.ca so that he can request removal of the IP address from the blacklist.
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