ip route add blackhole 31.177.120.0/21
ip route add blackhole 2a0b:d1c0::/32
ip route add blackhole 193.23.134.0/24
ip route add blackhole 185.218.56.0/22
ip route add blackhole 185.218.60.0/22
ip route add blackhole 212.89.128.0/19
ip route add blackhole 2a02:a8::/32
ip route add blackhole 31.31.208.0/21