CIDR to Subnet TableCIDR Notation | Subnet Mask | |
/32 | 255.255.255.255 | |
/31 | 255.255.255.254 | |
/30 | 255.255.255.252 | |
/29 | 255.255.255.248 | |
/28 | 255.255.255.240 | |
/27 | 255.255.255.224 | |
/26 | 255.255.255.192 | |
/25 | 255.255.255.128 | |
/24 | 255.255.255.0 | |
/23 | 255.255.254.0 | |
/22 | 255.255.252.0 | |
/21 | 255.255.248.0 | |
/20 | 255.255.240.0 | |
/19 | 255.255.224.0 | |
/18 | 255.255.192.0 | |
/17 | 255.255.128.0 | |
/16 | 255.255.0.0 | |
/15 | 255.254.0.0 | |
/14 | 255.252.0.0 | |
/13 | 255.248.0.0 | |
/12 | 255.240.0.0 | |
/11 | 255.224.0.0 | |
/10 | 255.192.0.0 | |
/9 | 255.128.0.0 | |
/8 | 255.0.0.0 | |
/7 | 254.0.0.0 | |
/6 | 252.0.0.0 | |
/5 | 248.0.0.0 | |
/4 | 240.0.0.0 | |
/3 | 224.0.0.0 | |
/2 | 192.0.0.0 | |
/1 | 128.0.0.0 | |
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