ip route add blackhole 193.110.16.0/22
ip route add blackhole 89.19.120.0/21
ip route add blackhole 193.110.18.0/23
ip route add blackhole 193.110.16.0/23
ip route add blackhole 89.19.124.0/23
ip route add blackhole 89.19.120.0/22
ip route add blackhole 89.19.126.0/23