ip route add blackhole 103.164.148.0/23
ip route add blackhole 103.164.20.0/24
ip route add blackhole 103.77.207.0/24
ip route add blackhole 103.77.204.0/24
ip route add blackhole 103.77.206.0/24
ip route add blackhole 103.164.149.0/24
ip route add blackhole 103.164.21.0/24
ip route add blackhole 103.164.20.0/23
ip route add blackhole 103.77.205.0/24
ip route add blackhole 103.164.148.0/24
ip route add blackhole 103.189.64.0/23