ip route add blackhole 204.16.212.0/22
ip route add blackhole 208.82.112.0/21
ip route add blackhole 204.15.132.0/22
ip route add blackhole 204.10.36.0/22
ip route add blackhole 72.1.250.0/23
ip route add blackhole 72.1.248.0/24
ip route add blackhole 72.1.252.0/22
ip route add blackhole 208.71.168.0/21
ip route add blackhole 208.67.180.0/22
ip route add blackhole 72.1.240.0/21