ip route add blackhole 103.1.13.0/24
ip route add blackhole 103.1.15.0/24
ip route add blackhole 111.91.237.0/24
ip route add blackhole 103.1.12.0/24
ip route add blackhole 111.91.236.0/24
ip route add blackhole 103.1.14.0/24
ip route add blackhole 111.91.238.0/24
ip route add blackhole 111.91.239.0/24
ip route add blackhole 2403:4900:1::/48