ip route add blackhole 2607:8400::/32
ip route add blackhole 163.41.128.0/17
ip route add blackhole 207.98.72.0/21
ip route add blackhole 2001:468:d01::/48
ip route add blackhole 207.98.0.0/18
ip route add blackhole 128.223.0.0/16
ip route add blackhole 184.171.0.0/17