Its allows you to lookup for blacklisted IP addresses against the most active DNSBLs that currently on the internet.
How to Use?
Enter any suspicious IP address that you wanted to check into the form field and press the "LOOKUP" button
An animated loading bar will appear
Be patient, as the lookup may take up to a minute to complete
The status is shown as "Listed" if the IP address appear on any DNS blacklist or "Not Listed" if it isn't blacklisted
Click on various DNSBLs and follow the link to their website for further explanation
Under normal circumstances, if you never send any unsolicited bulk email to anyone or you have not participated in any form of spam campaign, this tool need not be used.
