ip route add blackhole 212.87.232.0/23
ip route add blackhole 212.87.234.0/23
ip route add blackhole 212.87.224.0/21
ip route add blackhole 212.87.236.0/23
ip route add blackhole 212.87.238.0/23
ip route add blackhole 212.87.253.0/24
ip route add blackhole 2a01:698::/32