ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-4 38.65.124.0/23
ipset -A myBlackhole-4 169.197.72.0/23
ipset -A myBlackhole-4 104.237.96.0/20
ipset -A myBlackhole-4 38.65.126.0/23
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP