ip route add blackhole 133.247.92.0/22
ip route add blackhole 202.174.56.0/23
ip route add blackhole 103.2.0.0/22
ip route add blackhole 202.213.64.0/21
ip route add blackhole 202.213.72.0/21
ip route add blackhole 133.247.96.0/22
ip route add blackhole 119.47.0.0/20
ip route add blackhole 2401:8b00::/32
ip route add blackhole 202.174.58.0/23