ip route add blackhole 167.132.0.0/16
ip route add blackhole 69.58.192.0/18
ip route add blackhole 173.229.128.0/17
ip route add blackhole 67.206.0.0/18
ip route add blackhole 45.54.128.0/17
ip route add blackhole 198.47.128.0/17
ip route add blackhole 72.37.0.0/17