Add 3 new domains that appear in https://www.google.com/supported_domains but not in this list. For the technically minded, generate your own list with: curl -fsSL https://www.google.com/supported_domains | sort | sed -E 's%^(.*)$%|www\1^$dnsrewrite=NOERROR;CNAME;forcesafesearch.google.com%' :-)