ip route add blackhole 66.252.2.0/24
ip route add blackhole 66.252.6.0/24
ip route add blackhole 66.252.16.0/21
ip route add blackhole 66.252.5.0/24
ip route add blackhole 66.252.1.0/24
ip route add blackhole 66.252.3.0/24
ip route add blackhole 66.252.8.0/21
ip route add blackhole 66.252.0.0/24