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Version: v6

kb-4004

How to configure DNS resolver to block the access to dangerous websites?​

Problem Statement​

Client wants to configure DNS resolver to block the access to dangerous websites. So if a computer queries the IP address of a known dangerous site that spreads malware, the DNS resolver can return NXDOMAIN as the DNS response, so the computer can’t connect to the dangerous site.

Splution​

The client can achieve the above requirement by utilising the Domain Filter under Haltdos GSLB.

  1. First, log into the haltdos management console.

  1. Click on GSLB > Listener Page will appear > Select Domain Filters.

  1. Click on Add Domain Filter > Configure Domain Filter >Click on Save Changes.

  1. Go Back to Listener > Select a Listener > Operational Page will appear > Select Domain Filter File from Drop Down you have created > Click on Save Changes ​