ip route add blackhole 2a13:5681:3::/48
ip route add blackhole 2a13:5681:7::/48
ip route add blackhole 2a13:5681:1::/48
ip route add blackhole 185.255.121.0/24
ip route add blackhole 2a13:5681:6::/48
ip route add blackhole 2a13:5681:4::/48
ip route add blackhole 2a13:5681:9::/48
ip route add blackhole 2a13:5681:8::/48