ipset -N myBlackhole-4 hash:net family inet
ipset -N myBlackhole-6 hash:net family inet6
ipset -A myBlackhole-4 169.253.4.0/24
ipset -A myBlackhole-4 169.253.160.0/19
ipset -A myBlackhole-4 169.253.0.0/16
ipset -A myBlackhole-4 169.252.128.0/17
ipset -A myBlackhole-4 169.252.0.0/16
ipset -A myBlackhole-4 169.253.162.0/24
ipset -A myBlackhole-4 169.252.0.0/17
ipset -A myBlackhole-4 169.253.172.0/22
iptables -A INPUT -m set --match-set myBlackhole-4 src -j DROP
ip6tables -A INPUT -m set --match-set myBlackhole-6 src -j DROP