/5 Subnet
Subnet Mask
248.0.0.0
Wildcard Mask
7.255.255.255
Total IPs
134,217,728
Usable Hosts
134,217,726
Network Bits
5
Host Bits
27
About /5 Networks
Extremely large allocation, rarely used outside global routing. A /5 subnet uses the mask 248.0.0.0 and provides 134,217,726 usable host addresses out of 134,217,728 total IPs.
Example /5 Networks
| Network | Broadcast | First Host | Last Host |
|---|---|---|---|
| 8.0.0.0/5 | 15.255.255.255 | 8.0.0.1 | 15.255.255.254 |
| 168.0.0.0/5 | 175.255.255.255 | 168.0.0.1 | 175.255.255.254 |
| 192.0.0.0/5 | 199.255.255.255 | 192.0.0.1 | 199.255.255.254 |
| 192.0.0.0/5 | 199.255.255.255 | 192.0.0.1 | 199.255.255.254 |
| 8.0.0.0/5 | 15.255.255.255 | 8.0.0.1 | 15.255.255.254 |
Adjacent CIDRs
Frequently Asked Questions
What is a /5 subnet?
A /5 subnet uses the subnet mask 248.0.0.0 with 134,217,726 usable host addresses and 134,217,728 total IP addresses. It has 5 network bits and 27 host bits.
How many hosts in a /5 network?
A /5 network supports 134,217,726 usable hosts out of 134,217,728 total IP addresses. The usable range excludes the network address and broadcast address.
What subnet mask does /5 use?
A /5 subnet uses the mask 248.0.0.0 (wildcard mask 7.255.255.255). This means the first 5 bits identify the network and the remaining 27 bits identify hosts.