Mikrotik Firewall is a powerful tolls for block website. there is many way to block website in Mikrotik.This has the advantage of also blocking other traffic such as ftp or torrent downloads as well.
if you are network engineer you want to block website or specific service then you need to create filter rule and drop this website or service. now we share how to block website on Mikrotik Router.
ip firewall layer7-protocol add name=Facebook regexp=^.+(facebook.com).*$
ip firewall filter add chain=forward src-address=172.16.10.0/24 layer7-protocol=Facebook action=drop