ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-4 210.74.40.0/24
ipset -A myBlackhole-4 210.74.41.0/24
ipset -A myBlackhole-4 210.74.42.0/24
ipset -A myBlackhole-6 2404:e280:1::/48
ipset -A myBlackhole-4 210.74.47.0/24
ipset -A myBlackhole-4 210.74.44.0/24
ipset -A myBlackhole-4 210.74.43.0/24
ipset -A myBlackhole-6 2404:e280::/48
ipset -A myBlackhole-4 210.74.45.0/24
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP