There is a need to provide some level of parent control and kids safe Internet access at home. Using OpenDNS is a easy and cost free solution.
To customize the web security filtering policies for your own case, you need to update home Internet public IP to OpenDNS so that the customized your policy will be applied. In a dynamic IP situation, it is essential to keep telling OpenDNS the latest correct Internet IP. Instead of install OpenDNS updater client on MAC/WIN/LINUX, we can use Mikrotik RouterOS scripts to update the IP directly.