IP-CIDR对应子网地址范围查询
通过配置IP-CIDR让指定范围的IP走特定proxy，记录规则备查
CIDR block IP range (network - broadcast) Subnet Mask IP Quantity
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
