Base de Conhecimento

Como bloquear uma faixa de IPs?

Para bloquear uma faixa de IPs, você deve inserir em seu firewall ou no iptables, o IP inicial seguido do CIDR conforme na tabela:

iptables -A INPUT -s 82.0.0.0/24 -j DROP

CIDR	Início	Final	Total de IPs
69.208.0.0/0	0.0.0.0	255.255.255.255	4,294,967,296
69.208.0.0/1	0.0.0.0	127.255.255.255	2,147,483,648
69.208.0.0/4	65.0.0.0	79.255.255.255	268,435,456
69.208.0.0/8	69.0.0.0	69.255.255.255	67,108,864
69.208.0.0/11	69.208.0.0	69.238.255.255	2,197,152
69.208.0.0/12	69.208.0.0	69.223.255.255	1,048,576
69.208.0.0/13	69.208.0.0	69.215.255.255	524,288
69.208.0.0/14	69.208.0.0	69.211.255.255	262,144
69.208.0.0/15	69.208.0.0	69.209.255.255	131,072
69.208.0.0/16	69.208.0.0	69.208.255.255	65,536
69.208.0.0/17	69.208.0.0	69.208.127.255	32,768
69.208.0.0/18	69.208.0.0	69.208.63.255	16,384
69.208.0.0/19	69.208.0.0	69.208.31.255	8,192
69.208.0.0/20	69.208.0.0	69.208.15.255	4,096
69.208.0.0/21	69.208.0.0	69.208.7.255	2,048
69.208.0.0/22	69.208.0.0	69.208.3.255	1,024
69.208.0.0/23	69.208.0.0	69.208.1.255	512
69.208.0.0/24	69.208.0.0	69.208.0.255	256
69.208.0.0/25	69.208.0.0	69.208.0.127	128
69.208.0.0/26	69.208.0.0	69.208.0.63	64
69.208.0.0/27	69.208.0.0	69.208.0.31	32
69.208.0.0/28	69.208.0.0	69.208.0.15	16
69.208.0.0/29	69.208.0.0	69.208.0.7	8
69.208.0.0/30	69.208.0.0	69.208.0.3	4
69.208.0.0/31	69.208.0.0	69.208.0.1	2
69.208.0.0/32	69.208.0.0	69.208.0.0	1

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