ip route add blackhole 157.7.35.0/24
ip route add blackhole 157.7.32.0/24
ip route add blackhole 157.7.34.0/24
ip route add blackhole 2400:8500:3300::/48
ip route add blackhole 2400:8500:3000::/48
ip route add blackhole 157.7.33.0/24
ip route add blackhole 2400:8500:3fff::/48