/1 128.0.0.0 | 2,147,483,646 /2 192.0.0.0 | 1,073,741,822 /3 224.0.0.0 | 536,870,910 /4 240.0.0.0 | 268,435,454 /5 248.0.0.0 | 134,217,726 /6 252.0.0.0 | 67,108,862 /7 254.0.0.0 | 33,554,430 Class A /8 255.0.0.0 | 16,777,214 /9 255.128.0.0 | 8,388,606 /10 255.192.0.0 | 4,194,302 /11 255.224.0.0 | 2,097,150 /12 255.240.0.0 | 1,048,574 /13 255.248.0.0 | 524,286 /14 255.252.0.0 | 262,142 /15 255.254.0.0 | 131,070 Class B /16 255.255.0.0 | 65,534 /17 255.255.128.0 | 32,766 /18 255.255.192.0 | 16,382 /19 255.255.224.0 | 8,190 /20 255.255.240.0 | 4,094 /21 255.255.248.0 | 2,046 /22 255.255.252.0 | 1,022 /23 255.255.254.0 | 510 Class C /24 255.255.255.0 | 254 /25 255.255.255.128 | 126 /26 255.255.255.192 | 62 /27 255.255.255.224 | 30 /28 255.255.255.240 | 14 /29 255.255.255.248 | 6 /30 255.255.255.252 | 2 /31 255.255.255.254 | 0 /32 255.255.255.255 | 0 |