rpz (Response Policy Zone)

DNS Response Policy Zones (DNS RPZ) is implemented in ISC BIND nameserver. Domain Name Service Response Policy Zones (DNS RPZ) is also called DNS Firewall. Response Policy Zones (DNS RPZ) is used for protection against malicious global identifiers like host names, domain names, IP addresses and nameservers. Response Policy Zones (DNS RPZ) prevents accessing certain internet domains and redirecting to other locations.