Search my IP space (eg: 192.0.2.0/24 - searches "larger" than /22 will be rejected): What can I do? If you operate a DNS server, please check the settings. Recursive servers should be restricted to your enterprise or customer IP ranges to prevent abuse. Directions on securing BIND and Microsoft nameservers can be found on the Team CYMRU Website - If you operate BIND, you can deploy the TCP-ANY pat