ip route add blackhole 212.6.0.0/21
ip route add blackhole 212.6.3.0/24
ip route add blackhole 212.6.1.0/24
ip route add blackhole 212.6.31.0/24
ip route add blackhole 212.6.9.0/24
ip route add blackhole 212.6.2.0/24
ip route add blackhole 2a00:8b60::/32
ip route add blackhole 212.6.7.0/24
ip route add blackhole 212.6.8.0/24
ip route add blackhole 212.6.4.0/24
ip route add blackhole 212.6.10.0/24