Public Block Lists of Malicious IPs and URLs  

Last Updated: November 25, 2012
 
The following is a list of websites that maintain and provide public lists of known and suspected malicious sources. These lists can be used for preventing malware infections, for managing incoming email, or for testing purposes. 

                                               

Malware Block Lists (Domains/URLs)

IP Address Block Lists

Phishing Block Lists (Domains/URLs)

Spam Domain Block Lists

Notable Links


Has your IP address been blacklisted? You can use the following tools to find out.