CIDR Subnet Calculator

CIDR subnet calculator. Enter an IP with prefix length to get network address, broadcast address, subnet mask, host range, and usable host count. Auto-classifies IP class and public/private.

Class C私有地址/24
网络地址
192.168.1.0
广播地址
192.168.1.255
子网掩码
255.255.255.0
可用主机数
254
主机起始
192.168.1.1
主机结束
192.168.1.254
总地址数
256
CIDR 表示
192.168.1.0/24
二进制视图
网络11000000.10101000.00000001.00000000
掩码11111111.11111111.11111111.00000000

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