| CIDR (CLASSLESS INTERDOMAIN ROUTING) TABLE | ||||
| MASK VALUE: | NUMBER OF: | |||
| Hex | CIDR | Decimal | Addresses | Classfull |
| 80.00.00.00 | /1 | 128.0.0.0 | 2048 M | 128 A |
| C0.00.00.00 | /2 | 192.0.0.0 | 1024 M | 64 A |
| E0.00.00.00 | /3 | 224.0.0.0 | 512 M | 32 A |
| F0.00.00.00 | /4 | 240.0.0.0 | 256 M | 16 A |
| F8.00.00.00 | /5 | 248.0.0.0 | 128 M | 8 A |
| FC.00.00.00 | /6 | 252.0.0.0 | 64 M | 4 A |
| FE.00.00.00 | /7 | 254.0.0.0 | 32 M | 2 A |
| FF.00.00.0 | /8 | 255.0.0.0 | 16 M | 1 A |
| FF.80.00.00 | /9 | 255.128.0.0 | 8 M | 128 B |
| FF.C0.00.00 | /10 | 255.192.0.0 | 4 M | 64 B |
| FF.E0.00.00 | /11 | 255.224.0.0 | 2 M | 32 B |
| FF.F0.00.00 | /12 | 255.240.0.0 | 1024 K | 16 B |
| FF.F8.00.00 | /13 | 255.248.0.0 | 512 K | 8 B |
| FF.FC.00.00 | /14 | 255.252.0.0 | 256 K | 4 B |
| FF.FE.00.00 | /15 | 255.254.0.0 | 128 K | 2 B |
| FF.FF.00.00 | /16 | 255.255.0.0 | 64 K | 1 B |
| FF.FF.80.00 | /17 | 255.255.128.0 | 32 K | 128 C |
| FF.FF.C0.00 | /18 | 255.255.192.0 | 16 K | 64 C |
| FF.FF.E0.00 | /19 | 255.255.224.0 | 8 K | 32 C |
| FF.FF.F0.00 | /20 | 255.255.240.0 | 4 K | 16 C |
| FF.FF.F8.00 | /21 | 255.255.248.0 | 2 K | 8 C |
| FF.FF.FC.00 | /22 | 255.255.252.0 | 1 K | 4 C |
| FF.FF.FE.00 | /23 | 255.255.254.0 | 512 | 2 C |
| FF.FF.FF.00 | /24 | 255.255.255.0 | 256 | 1 C |
| FF.FF.FF.80 | /25 | 255.255.255.128 | 128 | 1/2 C |
| FF.FF.FF.C0 | /26 | 255.255.255.192 | 64 | 1/4 C |
| FF.FF.FF.E0 | /27 | 255.255.255.224 | 32 | 1/8 C |
| FF.FF.FF.F0 | /28 | 255.255.255.240 | 16 | 1/16 C |
| FF.FF.FF.F8 | /29 | 255.255.255.248 | 8 | 1/32 C |
| FF.FF.FF.FC | /30 | 255.255.255.252 | 4 | 1/64 C |
| FF.FF.FF.FE | /31 | 255.255.255.254 | 2 | 1/128 C |
| FF.FF.FF.FF | /32 | 255.255.255.255 | This is a single host route. | |