ip route add blackhole 2606:c280::/32
ip route add blackhole 204.138.190.0/24
ip route add blackhole 69.5.76.0/24
ip route add blackhole 209.10.240.0/21
ip route add blackhole 209.10.192.0/21
ip route add blackhole 66.197.117.0/24
ip route add blackhole 205.159.128.0/24