see when i apply acl to block youtube.com it works like this
13 deny tcp host 192.168.4.1 host 220.127.116.11 eq www (6 matches)
but as u know these big guns ususally changes their site address dynamicly so acl is not working after youtube.com changes its ip any other thing that can block sites on dns base on cisco router?
all single ip based wesites are working like ciscoblog.com like this
14 deny tcp host 192.168.4.1 host 18.104.22.168 eq www (5 matches)
but on sites like youtube.com acl is not working so please guide me what can be solution in this situation my router is on c7200 series its ios version is 12.4.