ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-4 177.86.16.0/22
ipset -A myBlackhole-4 177.86.21.0/24
ipset -A myBlackhole-4 177.86.22.0/24
ipset -A myBlackhole-4 177.86.16.0/21
ipset -A myBlackhole-4 177.86.17.0/24
ipset -A myBlackhole-4 177.86.20.0/22
ipset -A myBlackhole-4 177.86.20.0/24
ipset -A myBlackhole-4 177.86.19.0/24
ipset -A myBlackhole-4 177.86.23.0/24
ipset -A myBlackhole-4 177.86.16.0/24
ipset -A myBlackhole-6 2804:718::/32
ipset -A myBlackhole-4 177.86.18.0/24
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP