ip route add blackhole 143.248.119.96/27
ip route add blackhole 137.68.0.0/18
ip route add blackhole 192.249.16.0/20
ip route add blackhole 143.248.119.0/27
ip route add blackhole 210.107.128.0/20
ip route add blackhole 143.248.117.0/28
ip route add blackhole 143.248.0.0/16
ip route add blackhole 143.248.119.88/29