ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-6 2001:480:aa::/48
ipset -A myBlackhole-6 2001:480:a1::/48
ipset -A myBlackhole-6 2001:480:ab::/48
ipset -A myBlackhole-6 2001:480:b0::/48
ipset -A myBlackhole-6 2001:480:1801::/48
ipset -A myBlackhole-6 2001:480:a0::/48
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP