router2

access-list 101 deny tcp host 172.19.0.3 any eq telnet
access-list 101 permit ip 172.19.0.1 0.0.255.254 any
access-list 101 permit ip 172.19.0.0 0.0.255.255 172.16.0.0 0.0.255.255
access-list 101 permit tcp 172.19.0.0 0.0.255.255 host 10.0.0.5 eq www
access-list 101 permit udp 172.19.0.0 0.0.255.255 host 10.0.0.5 eq 53

access-list 1 deny host 172.19.0.3

router4

access-list 101 permit ip 172.16.0.1 0.0.255.254 any
access-list 101 permit ip 172.16.0.0 0.0.255.255 172.19.0.0 0.0.255.255
access-list 101 permit tcp 172.16.0.0 0.0.255.255 host 10.0.0.5 eq www
access-list 101 permit udp 172.16.0.0 0.0.255.255 host 10.0.0.5 eq 53

Router1

access-list 101 deny ip 172.17.0.0 0.0.255.255 172.16.0.0 0.0.255.255
access-list 101 deny ip 172.17.0.0 0.0.255.255 172.19.0.0 0.0.255.255
access-list 101 deny ip 172.17.0.0 0.0.255.255 10.1.1.0 0.0.0.255
access-list 101 permit udp 172.17.0.0 0.0.255.255 10.0.0.0 0.0.0.255 eq 53
access-list 101 deny tcp 172.17.0.0 0.0.255.255 10.0.0.0 0.0.0.255 eq www
access-list 101 permit ip 172.17.0.0 0.0.255.255 any

Router0
Nada