blacklists/redirector/domains:needyoutube.com
lacklists/redirector/domains:openyoutube.com
blacklists/redirector/domains:proxy-youtube.com
blacklists/redirector/domains:proxytoyoutube.com
blacklists/redirector/domains:streamyoutube.com
blacklists/redirector/domains:unblockyoutube.com

grep ':youtube.com'

grep 'youtube.com'

./blacklists/movies/domains:youtube.com
./blacklists/movies/domains:youtube.com.br

% cat test.txt
./blacklists/movies/domains:youtube.com
./blacklists/movies/domains:youtube.com.br
blacklists/redirector/domains:needyoutube.com
lacklists/redirector/domains:openyoutube.com
blacklists/redirector/domains:proxy-youtube.com
blacklists/redirector/domains:proxytoyoutube.com
blacklists/redirector/domains:streamyoutube.com
blacklists/redirector/domains:unblockyoutube.com
% grep ':youtube.com' test.txt
./blacklists/movies/domains:youtube.com
./blacklists/movies/domains:youtube.com.br

grep * "^youtube.com"