ip route add blackhole 208.79.71.0/24
ip route add blackhole 206.41.144.0/20
ip route add blackhole 72.21.224.0/20
ip route add blackhole 72.21.240.0/20
ip route add blackhole 206.11.94.0/24
ip route add blackhole 98.142.16.0/20
ip route add blackhole 208.79.68.0/22