ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-4 103.57.122.0/24
ipset -A myBlackhole-4 103.57.121.0/24
ipset -A myBlackhole-4 45.117.60.0/24
ipset -A myBlackhole-4 103.57.123.0/24
ipset -A myBlackhole-4 103.57.120.0/24
ipset -A myBlackhole-4 45.117.61.0/24
ipset -A myBlackhole-4 103.57.120.0/22
ipset -A myBlackhole-4 45.117.60.0/22
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP