ip route add blackhole 103.83.212.0/24
ip route add blackhole 103.82.40.0/24
ip route add blackhole 103.82.43.0/24
ip route add blackhole 103.82.42.0/24
ip route add blackhole 45.250.251.0/24
ip route add blackhole 103.83.213.0/24
ip route add blackhole 203.109.32.0/24
ip route add blackhole 103.82.41.0/24