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🌐 IP地址计算

输入IP地址和子网掩码，计算网络地址、可用IP范围等信息

🌐 网络地址-
📋 子网掩码-
🔀 通配符掩码-
📢 广播地址-
📌 可用IP范围-
🔢 可用IP数量-
🏷️ CIDR表示-
📊 子网掩码对照表
子网掩码 掩码位 IP数
255.255.255.255/321
255.255.255.254/312
255.255.255.252/304
255.255.255.248/298
255.255.255.240/2816
255.255.255.224/2732
255.255.255.192/2664
255.255.255.128/25128
255.255.255.0/24256
255.255.254.0/23512
255.255.252.0/221,024
255.255.248.0/212,048
255.255.240.0/204,096
255.255.224.0/198,192
255.255.192.0/1816,384
255.255.128.0/1732,768
255.255.0.0/1665,536
255.254.0.0/15131,072
255.252.0.0/14262,144
255.248.0.0/13524,288
255.240.0.0/121,048,576
255.224.0.0/112,097,152
255.192.0.0/104,194,304
255.128.0.0/98,388,608
255.0.0.0/816,777,216
254.0.0.0/733,554,432
252.0.0.0/667,108,864
248.0.0.0/5134,217,728
240.0.0.0/4268,435,456
224.0.0.0/3536,870,912
192.0.0.0/21,073,741,824
128.0.0.0/12,147,483,648
0.0.0.0/04,294,967,296
💡 高亮行为常用掩码（/24、/16、/8）
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