URL blocking in OpenWRT? - Stack Overflow
https://stackoverflow.com/questions/3617596023.03.2016 · You just find the IP of website and add it to the firewall file with input, output and forward as reject. I have done this, and its works for me. uci set firewall.block=rule uci set firewall.block.name=anything uci set firewall.block.src=lan uci set firewall.block.dest=wan uci set firewall.block.dest_ip=ipaddr uci set firewall.block.target=reject