记录IP子网范围，方便查询。

表格

CIDR起始IP结束IP子网掩码IP数量
192.168.1.0/32192.168.1.0192.168.1.0255.255.255.2551
192.168.1.0/31192.168.1.0192.168.1.1255.255.255.2542
192.168.1.0/30192.168.1.0192.168.1.3255.255.255.2524
192.168.1.0/29192.168.1.0192.168.1.7255.255.255.2488
192.168.1.0/28192.168.1.0192.168.1.15255.255.255.24016
192.168.1.0/27192.168.1.0192.168.1.31255.255.255.22432
192.168.1.0/26192.168.1.0192.168.1.63255.255.255.19264
192.168.1.0/25192.168.1.0192.168.1.127255.255.255.128128
192.168.1.0/24192.168.1.0192.168.1.255255.255.255.0256
192.168.0.0/23192.168.0.0192.168.1.255255.255.254.0512
192.168.0.0/22192.168.0.0192.168.3.255255.255.252.01024
192.168.0.0/21192.168.0.0192.168.7.255255.255.248.02048
192.168.0.0/20192.168.0.0192.168.15.255255.255.240.04096
192.168.0.0/19192.168.0.0192.168.31.255255.255.224.08192
192.168.0.0/18192.168.0.0192.168.63.255255.255.192.016384
192.168.0.0/17192.168.0.0192.168.127.255255.255.128.032768
192.168.0.0/16192.168.0.0192.168.255.255255.255.0.065536
192.168.0.0/15192.168.0.0192.169.255.255255.254.0.0131072
192.168.0.0/14192.168.0.0192.171.255.255255.252.0.0262144
192.168.0.0/13192.168.0.0192.175.255.255255.248.0.0524288
192.160.0.0/12192.160.0.0192.175.255.255255.240.0.01048576
192.160.0.0/11192.160.0.0192.191.255.255255.224.0.02097152
192.128.0.0/10192.128.0.0192.191.255.255255.192.0.04194304
192.128.0.0/9192.128.0.0192.255.255.255255.128.0.08388608
192.0.0.0/8192.0.0.0192.255.255.255255.0.0.016777216
192.0.0.0/7192.0.0.0193.255.255.255254.0.0.033554432
192.0.0.0/6192.0.0.0195.255.255.255252.0.0.067108864
192.0.0.0/5192.0.0.0199.255.255.255248.0.0.0134217728
192.0.0.0/4192.0.0.0207.255.255.255240.0.0.0268435456
192.0.0.0/3192.0.0.0223.255.255.255224.0.0.0536870912
192.0.0.0/2192.0.0.0255.255.255.255192.0.0.01073741824
128.0.0.0/1128.0.0.0255.255.255.255128.0.0.02147483648

MarkDown代码

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| CIDR             | 起始IP           | 结束IP             | 子网掩码             | IP数量       |
|------------------|------------------|--------------------|----------------------|--------------|
| 192.168.1.0/32   | 192.168.1.0      | 192.168.1.0        | 255.255.255.255      | 1            |
| 192.168.1.0/31   | 192.168.1.0      | 192.168.1.1        | 255.255.255.254      | 2            |
| 192.168.1.0/30   | 192.168.1.0      | 192.168.1.3        | 255.255.255.252      | 4            |
| 192.168.1.0/29   | 192.168.1.0      | 192.168.1.7        | 255.255.255.248      | 8            |
| 192.168.1.0/28   | 192.168.1.0      | 192.168.1.15       | 255.255.255.240      | 16           |
| 192.168.1.0/27   | 192.168.1.0      | 192.168.1.31       | 255.255.255.224      | 32           |
| 192.168.1.0/26   | 192.168.1.0      | 192.168.1.63       | 255.255.255.192      | 64           |
| 192.168.1.0/25   | 192.168.1.0      | 192.168.1.127      | 255.255.255.128      | 128          |
| 192.168.1.0/24   | 192.168.1.0      | 192.168.1.255      | 255.255.255.0        | 256          |
| 192.168.0.0/23   | 192.168.0.0      | 192.168.1.255      | 255.255.254.0        | 512          |
| 192.168.0.0/22   | 192.168.0.0      | 192.168.3.255      | 255.255.252.0        | 1024         |
| 192.168.0.0/21   | 192.168.0.0      | 192.168.7.255      | 255.255.248.0        | 2048         |
| 192.168.0.0/20   | 192.168.0.0      | 192.168.15.255     | 255.255.240.0        | 4096         |
| 192.168.0.0/19   | 192.168.0.0      | 192.168.31.255     | 255.255.224.0        | 8192         |
| 192.168.0.0/18   | 192.168.0.0      | 192.168.63.255     | 255.255.192.0        | 16384        |
| 192.168.0.0/17   | 192.168.0.0      | 192.168.127.255    | 255.255.128.0        | 32768        |
| 192.168.0.0/16   | 192.168.0.0      | 192.168.255.255    | 255.255.0.0          | 65536        |
| 192.168.0.0/15   | 192.168.0.0      | 192.169.255.255    | 255.254.0.0          | 131072       |
| 192.168.0.0/14   | 192.168.0.0      | 192.171.255.255    | 255.252.0.0          | 262144       |
| 192.168.0.0/13   | 192.168.0.0      | 192.175.255.255    | 255.248.0.0          | 524288       |
| 192.160.0.0/12   | 192.160.0.0      | 192.175.255.255    | 255.240.0.0          | 1048576      |
| 192.160.0.0/11   | 192.160.0.0      | 192.191.255.255    | 255.224.0.0          | 2097152      |
| 192.128.0.0/10   | 192.128.0.0      | 192.191.255.255    | 255.192.0.0          | 4194304      |
| 192.128.0.0/9    | 192.128.0.0      | 192.255.255.255    | 255.128.0.0          | 8388608      |
| 192.0.0.0/8      | 192.0.0.0        | 192.255.255.255    | 255.0.0.0            | 16777216     |
| 192.0.0.0/7      | 192.0.0.0        | 193.255.255.255    | 254.0.0.0            | 33554432     |
| 192.0.0.0/6      | 192.0.0.0        | 195.255.255.255    | 252.0.0.0            | 67108864     |
| 192.0.0.0/5      | 192.0.0.0        | 199.255.255.255    | 248.0.0.0            | 134217728    |
| 192.0.0.0/4      | 192.0.0.0        | 207.255.255.255    | 240.0.0.0            | 268435456    |
| 192.0.0.0/3      | 192.0.0.0        | 223.255.255.255    | 224.0.0.0            | 536870912    |
| 192.0.0.0/2      | 192.0.0.0        | 255.255.255.255    | 192.0.0.0            | 1073741824   |
| 128.0.0.0/1      | 128.0.0.0        | 255.255.255.255    | 128.0.0.0            | 2147483648   |