ip route add blackhole 81.17.134.0/24
ip route add blackhole 81.17.138.0/24
ip route add blackhole 81.17.128.0/24
ip route add blackhole 81.17.132.0/24
ip route add blackhole 81.17.135.0/24
ip route add blackhole 81.17.139.0/24
ip route add blackhole 193.104.133.0/24
ip route add blackhole 81.17.136.0/24
ip route add blackhole 81.17.131.0/24
ip route add blackhole 81.17.133.0/24