ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-6 2801:80:12d0::/48
ipset -A myBlackhole-4 200.9.87.0/24
ipset -A myBlackhole-4 200.9.86.0/24
ipset -A myBlackhole-4 200.9.86.0/23
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP