1. IP Blacklisting Causes & Solution Marcus Low, R&D Director InternetNow International Sdn Bhd

2. IP Blacklisting Real Time Black List (RBL) are databases available online that ANTI-SPAM solutions CONSULTS Any company that uses these solutions in ANTI-SPAM or firewall will not receive your email. Your IP is considered as BLACKLISTED. your mail server mail server email anti- spam

3. IP Blacklisting The FIX ip of your mail server will be block by these ANTI-SPAM solutions if RBL reports that the IP is in the database De-listing your IP will takes days or even weeks. your mail server mail server IP Any company that uses these solutions in ANTI-SPAM or firewall will not receive your email. Your IP is considered as BLACKLISTED. anti- spam

4. IP Blacklisting Any company that uses these solutions in ANTI-SPAM or firewall will not receive your email. Your IP is considered as BLACKLISTED. What causes it? Any compromised PC/notebook in office with malware could sent out thousands of emails. This is known as a spambot/zombie participant. An email account could have been hacked and used to send out spams. your mail server user spams

5. IP Blacklisting Solution

6. Hide your fix IP by sending out using a secure set of IPs Solution your mail server IP mail server anti- spam Use an outgoing filter system that checks and count your emails to see if they are behaving like a bot/zombie/auto spams. alert! Notify you immediately of the situation and stop spams from going out further. You can identify the compromised pc/notebook/mailbox The public and hijackers will never see your public IP and minimizes any attempt to hack your email accounts

7. Solution