ip route add blackhole 196.6.206.0/23
ip route add blackhole 196.6.206.0/24
ip route add blackhole 196.6.207.0/24
ip route add blackhole 196.6.204.0/24
ip route add blackhole 196.6.204.0/22
ip route add blackhole 196.6.204.0/23
ip route add blackhole 196.6.205.0/24