ip route add blackhole 192.174.0.0/23
ip route add blackhole 216.135.64.0/19
ip route add blackhole 69.64.0.0/20
ip route add blackhole 2605:8000::/32
ip route add blackhole 204.87.165.0/24
ip route add blackhole 199.89.192.0/23
ip route add blackhole 173.237.224.0/20