30 Malicious IP list and Block lists providers 2015

Stop and use this great Malicious IP lists to block unwanted traffic to your network and company. These lists are daily updated by the best security companies which keep track of malicious domains, IP addresses and more.

The malicious IP list providers which have been listed provide FREE information about malicious IP’s and they also provide block lists which you can use in your firewall or security configuration to block unwanted traffic. It is important to keep in mind that IP addresses are often dynamic and that they can be used in the future for legitimate traffic, so I do urge you to be aware when you use a block list.