They are called Blacklists and are lists of IPs that send out spam. They often cause problems when a legitimate sender is behind a blacklisted ISP. Use them with extreme caution. Ciao, Dave
-----Original Message----- From: Julian Visch [mailto:[EMAIL PROTECTED] Sent: Monday, 19 January 2004 11:02 a.m. To: [EMAIL PROTECTED] Subject: Mailtool to block spam? I am trying to block spam so that I don't have to download the whole spam first, is there any tool to do that? thanks