ip route add blackhole 192.171.19.0/24
ip route add blackhole 2602:ff50:300::/40
ip route add blackhole 2602:ff50:200::/48
ip route add blackhole 192.171.18.0/24
ip route add blackhole 2602:ff50:400::/40
ip route add blackhole 192.189.171.0/24
ip route add blackhole 173.243.239.0/24
ip route add blackhole 173.243.238.0/24
ip route add blackhole 2602:ff50::/40