Network classes (private ranges)
| Class |
Short noted |
Address Range |
Default Subnet Mask |
Available Hosts |
| A |
10/8 |
10.0.0.0 - 10.255.255.255 |
255.0.0.0 (/8) |
16.777.214 |
| B |
172.16/12 |
172.16.0.0 - 172.31.255.255 |
255.240.0.0 (/12) |
1.048.574 |
| C |
192.168/16 |
192.168.0.0 - 192.168.255.255 |
255.255.0.0 (/16) |
65.534 |
| LOCALHOST |
- |
127.0.0.0 - 127.255.255.255 |
- |
- |
Netmasks / Subnetting
Overview of network CIDR, Addresses, Hosts, Netmask and amount of clients
| CIDR |
Addresses |
Hosts |
Netmask |
Amount of a Class C |
| /32 |
1 |
1 |
255.255.255.255 |
- |
| /31 |
2 |
2 |
255.255.255.254 |
- |
| /30 |
4 |
2 |
255.255.255.252 |
1/64 |
| /29 |
8 |
6 |
255.255.255.248 |
1/32 |
| /28 |
16 |
14 |
255.255.255.240 |
1/16 |
| /27 |
32 |
30 |
255.255.255.224 |
1/8 |
| /26 |
64 |
62 |
255.255.255.192 |
1/4 |
| /25 |
128 |
126 |
255.255.255.128 |
1/2 |
| /24 |
256 |
254 |
255.255.255.0 |
1 |
| /23 |
512 |
510 |
255.255.254.0 |
2 |
| /22 |
1024 |
1022 |
255.255.252.0 |
4 |
| /21 |
2048 |
2046 |
255.255.248.0 |
8 |
| /20 |
4096 |
4094 |
255.255.240.0 |
16 |
| /19 |
8192 |
8190 |
255.255.224.0 |
32 |
| /18 |
16384 |
16382 |
255.255.192.0 |
64 |
| /17 |
32768 |
32766 |
255.255.128.0 |
128 |
| /16 |
65536 |
65534 |
255.255.0.0 |
256 |
| /15 |
131072 |
131070 |
255.254.0.0 |
512 |
| /14 |
262144 |
262142 |
255.252.0.0 |
1024 |
| /13 |
524288 |
524286 |
255.248.0.0 |
2048 |
| /12 |
1048576 |
1048574 |
255.240.0.0 |
4096 |
| /11 |
2097152 |
2097150 |
255.224.0.0 |
8192 |
| /10 |
4194304 |
4194302 |
255.192.0.0 |
16384 |
| /9 |
8388608 |
8388606 |
255.128.0.0 |
32768 |
| /8 |
16777216 |
16777214 |
255.0.0.0 |
65536 |