IPv4 Subnet Calculator
Calculate IPv4 subnets with CIDR notation. Enter an IP address and prefix (e.g. 192.168.1.0/24) to get the network address, broadcast, host range, subnet mask and binary representation.
Endereço de Rede
Broadcast
Primeiro Host
Último Host
Hosts Utilizáveis
Máscara de Sub-rede
Representação Binária
Wildcard / Máscara Inversa
Como usar
Digite um endereço IP com prefixo CIDR (ex: 192.168.1.0/24). O prefixo indica quantos bits pertencem à rede —
/24 = 256 endereços, 254 hosts utilizáveis. /32 = host único. /30 = 4 IPs (ideal para links ponto-a-ponto).
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